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SELECT 
  a.modifier, 
  a.modifier_type, 
  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, 
  a.variant_id 
FROM 
  cscart_product_option_variants a 
  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 
  1 
  AND a.variant_id IN (
    220113, 220134, 220144, 220147, 220148, 
    220173, 230637, 220279, 220276, 220277, 
    220275, 231044, 231048, 231051, 231081, 
    223755, 223760
  )

Query time 0.00074

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
    },
    "table": {
      "table_name": "a",
      "access_type": "range",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "3",
      "used_key_parts": ["variant_id"],
      "rows": 17,
      "filtered": 100,
      "attached_condition": "a.variant_id in (220113,220134,220144,220147,220148,220173,230637,220279,220276,220277,220275,231044,231048,231051,231081,223755,223760)"
    }
  }
}

Result

modifier	modifier_type	variant_id
0.000	A	220113
0.000	A	220134
0.000	A	220144
0.000	A	220147
0.000	A	220148
0.000	A	220173
0.000	A	220275
0.000	A	220276
0.000	A	220277
0.000	A	220279
0.000	A	223755
0.000	A	223760
0.000	A	230637
0.000	A	231044
0.000	A	231048
0.000	A	231051
0.000	A	231081