UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vJ/uDl32VpTJCdNei2YNG9EqA5vMnwmVD1HGD7iehd0=' 
WHERE 
  key_id = '6fc6bd363ca15c4e6d8c5848b9b1b85ec7a6b4668cb5ff3478bbf9f05b673612' 
  AND (
    token = 'vJ/uDl32VpTJCdNei2YNG9EqA5vMnwmVD1HGD7iehd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )