UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KTaElj8jzmsXwx3ldg8SOj4OelBjUcvvN0ZEqL7T96w=' 
WHERE 
  key_id = 'cb1b8ecbc0cd36c4737c58c0df6fc5bf4d4ab9cef75b54b268825906a484f693' 
  AND (
    token = 'KTaElj8jzmsXwx3ldg8SOj4OelBjUcvvN0ZEqL7T96w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )