UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n8Uytg1CiJbsq3LXkRaaCWsCeENiuhf8dHTVQwD6QX4=' 
WHERE 
  key_id = 'b8e6d37a440ce77a9ca5451d36a50b518f3ab946b320a070a1e258762d88c6ee' 
  AND (
    token = 'n8Uytg1CiJbsq3LXkRaaCWsCeENiuhf8dHTVQwD6QX4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )