Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '132ef6d40d6eced429b207f90ac4c6e081c1474cda648ea2019cedfc2b931402' 
  AND token = 'UPmNvlNRUASbvLWRioPBu6NCOPr58Xoj0jcuw5fUbjg=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00047

JSON explain

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