UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xS+sxAyytq7fpvKRgNspHOasPkD/LU4qsQxvLr5ncOQ=' 
WHERE 
  key_id = 'b043be2212043689387cc594e5810025c48d93cc542ce681a7920734b4d64d56' 
  AND (
    token = 'xS+sxAyytq7fpvKRgNspHOasPkD/LU4qsQxvLr5ncOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )