UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BR/n+erkiKAu0QHxD8IiKqAyXCqz4YWhEMAHA1lGtmo=' 
WHERE 
  key_id = '3c452462dffd8a1d9d10546f04d3f7b1321bfca3f87b9812a74208d0dec7ba5a' 
  AND (
    token = 'BR/n+erkiKAu0QHxD8IiKqAyXCqz4YWhEMAHA1lGtmo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )