Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '69e44913b804c8cf256c0d4581cbe6603d234bd49abcefbef078b75ba24682e2' 
  AND token = 'RovWrtLaGQZ5xgDm9c1KBQKiuoRgvEbFQRJppL66OMQ=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00020

JSON explain

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