UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DUm2Tw7g895HZsGYv7XoT1oWS21n1BQQnl1oDn9ElXQ=' 
WHERE 
  key_id = 'dbbddae47bed1dcd31f55bf4723a781e2de4e10095fe1cc1ff419e03d2b838eb' 
  AND (
    token = 'DUm2Tw7g895HZsGYv7XoT1oWS21n1BQQnl1oDn9ElXQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )