UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e9w/wKiFlY3hTcIP6WPnYJfTfUl2lK0Ky/p83K1thCU=' 
WHERE 
  key_id = '4a9703925b4d7bfd8281af10c61b2a63fdd6a335697ef2dbe5be2062c43f93ff' 
  AND (
    token = 'e9w/wKiFlY3hTcIP6WPnYJfTfUl2lK0Ky/p83K1thCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )