UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5wDj5SsAG+GylD3zQk3k7zt5L8sb00pqfq0lzTMvdog=' 
WHERE 
  key_id = '46f8c1f39c1fdec2637b6620fd7e0f08dfba624f0270278bfb25293d82df09f7' 
  AND (
    token = '5wDj5SsAG+GylD3zQk3k7zt5L8sb00pqfq0lzTMvdog=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )