UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AMbhYip2JuxT5jH3Djgt4VwWRLcGbJsxV+uCjDoo7ck=' 
WHERE 
  key_id = 'a7b48c464fca20694eb811edb809e7f810027a7edfb1fc6fdb58593c7c496933' 
  AND (
    token = 'AMbhYip2JuxT5jH3Djgt4VwWRLcGbJsxV+uCjDoo7ck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )