Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'c467d7f781148ecffb31b16a66b15a3a9f9091f344bafc75728ccc0c592e7c17' 
  AND token = '2XL8ipFNfCHXPErYkGjDgJadSEPL3ru4Uub6a1T6ylI=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00056

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}