UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r726bf9fGWWkC5d6LrxDz4/dXakwKlmpTcck334XftA=' 
WHERE 
  key_id = 'c4eff928254bb27687395e95138f3bcc9c55b6590b8f4117968af4d487e3713b' 
  AND (
    token = 'r726bf9fGWWkC5d6LrxDz4/dXakwKlmpTcck334XftA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )