SELECT 
  a.variant_id, 
  a.option_id, 
  a.position, 
  a.modifier, 
  a.modifier_type, 
  a.weight_modifier, 
  a.weight_modifier_type, 
  a.nav_skus, 
  a.commercial_modifier, 
  a.commercial_dn, 
  a.same_as_option, 
  a.price_overrides, 
  a.base_cost, 
  b.variant_name, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier, 
    a.modifier
  ) as modifier, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier_type, 
    a.modifier_type
  ) as modifier_type 
FROM 
  cscart_product_option_variants as a 
  LEFT JOIN cscart_product_option_variants_descriptions as b ON a.variant_id = b.variant_id 
  AND b.lang_code = 'en' 
  LEFT JOIN cscart_ult_product_option_variants shared_option_variants ON shared_option_variants.variant_id = a.variant_id 
  AND shared_option_variants.company_id = 1 
WHERE 
  a.option_id IN (
    23663, 23752, 23742, 23749, 23750, 23745, 
    23751, 23674, 23672, 23673, 23667, 
    23675, 23665
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00117

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "shared_option_variants",
      "access_type": "system",
      "possible_keys": ["PRIMARY", "company_id"],
      "rows": 0,
      "filtered": 0,
      "const_row_not_found": true
    },
    "read_sorted_file": {
      "filesort": {
        "sort_key": "a.position, a.variant_id",
        "table": {
          "table_name": "a",
          "access_type": "range",
          "possible_keys": ["option_id", "option_id_2", "status"],
          "key": "option_id",
          "key_length": "6",
          "used_key_parts": ["option_id", "status"],
          "rows": 43,
          "filtered": 100,
          "index_condition": "a.option_id in (23663,23752,23742,23749,23750,23745,23751,23674,23672,23673,23667,23675,23665) and a.`status` = 'A'"
        }
      }
    },
    "table": {
      "table_name": "b",
      "access_type": "eq_ref",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "9",
      "used_key_parts": ["variant_id", "lang_code"],
      "ref": ["cscart_migrate.a.variant_id", "const"],
      "rows": 1,
      "filtered": 100,
      "attached_condition": "trigcond(b.lang_code = 'en')"
    }
  }
}

Result

variant_id option_id position modifier modifier_type weight_modifier weight_modifier_type nav_skus commercial_modifier commercial_dn same_as_option price_overrides base_cost variant_name
238991 23663 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
238999 23665 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
239007 23667 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
239031 23672 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please select
239034 23673 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
239038 23674 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
239042 23675 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please select
239546 23742 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
239561 23745 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
239590 23749 0 0.000 A 0.000 A skip 0.00 0.00 0 0.00 Please Select
239594 23750 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
239597 23751 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
239601 23752 0 0.000 A 0.000 A unselected 0.00 0.00 0 0.00 Please Select
239542 23742 3 0.000 A 0.000 A 100 0.00 0.00 0 0.00 100-Black
239562 23745 3 0.000 A 0.000 A SBA12 0.00 0.00 0 0.00 12" Shade
239595 23751 3 0.000 A 0.000 A SBK 0.00 0.00 0 0.00 Standard Black Cord
239598 23752 3 0.000 A 0.000 A RWS12 0.00 0.00 0 0.00 12" Shade
238992 23663 5 0.000 A 0.000 A F7663-SBK 0.00 0.00 0 0.00 14" Shade
239000 23665 5 0.000 A 0.000 A PN/SBK 0.00 0.00 0 0.00 Polished Nickel/Soft Black
239008 23667 5 0.000 A 0.000 A ABG 0.00 0.00 0 0.00 Aged Brass
239032 23672 5 0.000 A 0.000 A AN 0.00 0.00 0 0.00 Antique Nickel
239035 23673 5 0.000 A 0.000 A HN 0.00 0.00 0 0.00 Historic Nickel
239043 23675 5 0.000 A 0.000 A AGB/BK 0.00 0.00 0 0.00 Aged Brass/Black
239543 23742 5 0.000 A 0.000 A 200 0.00 0.00 0 0.00 200-White
239563 23745 5 24.000 A 0.000 A SBA16 0.00 0.00 0 0.00 16" Shade
239591 23750 5 0.000 A 0.000 A SC 0.00 0.00 0 0.00 Standard Canopy
239596 23751 5 0.000 A 0.000 A SWH 0.00 0.00 0 0.00 Standard White Cord
238993 23663 10 266.000 A 0.000 A F7666-SBK 266.00 0.00 0 0.00 20" Shade
239001 23665 10 0.000 A 0.000 A AOB 0.00 0.00 0 0.00 Aged Old Bronze
239009 23667 10 0.000 A 0.000 A SN 0.00 0.00 0 0.00 Satin Nickel
239033 23672 10 0.000 A 0.000 A OB 0.00 0.00 0 0.00 Old Bronze
239036 23673 10 0.000 A 0.000 A AGB 0.00 0.00 0 0.00 Aged Brass
239040 23674 10 0.000 A 0.000 A OB 0.00 0.00 0 0.00 Old Bronze
239044 23675 10 0.000 A 0.000 A PN/BK 0.00 0.00 0 0.00 Polished Nickel/Black
239544 23742 10 0.000 A 0.000 A 300 0.00 0.00 0 0.00 300-Dark Green
239580 23749 10 0.000 A 0.000 A ST512 0.00 0.00 0 0.00 12" Stem - ½" Diameter
239592 23750 10 44.000 A 0.000 A HSC 0.00 0.00 0 0.00 25° Hang Straight Canopy
239600 23752 10 24.000 A 0.000 A RWS16 0.00 0.00 0 0.00 16" Shade
239010 23667 15 0.000 A 0.000 A OB 0.00 0.00 0 0.00 Old Bronze
239037 23673 15 0.000 A 0.000 A AOB 0.00 0.00 0 0.00 Aged Old Bronze
239545 23742 15 0.000 A 0.000 A 605 0.00 0.00 0 0.00 605-Rust
239011 23667 20 0.000 A 0.000 A PN 0.00 0.00 0 0.00 Polished Nickel
239582 23749 20 5.000 A 0.000 A ST518 0.00 0.00 0 0.00 18" Stem - ½" Diameter