UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tY2mpg+leuhILRwUWAkAfAin4rK8SeLFpElqHdPTyNI=' 
WHERE 
  key_id = '761b520e2dc0618825a79f7afee22d03a7cd8e126e4b8d516116d194779a047a' 
  AND (
    token = 'tY2mpg+leuhILRwUWAkAfAin4rK8SeLFpElqHdPTyNI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )