SELECT 
  COUNT(*) 
FROM 
  cscart_storefronts AS storefronts 
WHERE 
  1 = 1 
  AND (
    storefronts.url = 'swglf.ru' 
    OR storefronts.url = 'www.swglf.ru' 
    OR storefronts.url LIKE 'www_.swglf.ru' 
    OR storefronts.url LIKE 'swglf.ru/%' 
    OR storefronts.url LIKE 'www.swglf.ru/%' 
    OR storefronts.url LIKE 'www_.swglf.ru/%'
  )

Query time 0.00013

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "table": {
          "table_name": "storefronts",
          "access_type": "system",
          "rows": 1,
          "filtered": 100
        }
      }
    ]
  }
}

Result

COUNT(*)
1