UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xdcyo3B/D89xBhplA9HaAtN0C5yYYrStRTJNs4ftEkM=' 
WHERE 
  key_id = '84c6fd5e3c32a72e70fcbe81aca367bee400fa0795324eb7e8a97acf191b756f' 
  AND (
    token = 'xdcyo3B/D89xBhplA9HaAtN0C5yYYrStRTJNs4ftEkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )