UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VWRqTBTQ87mR9B1cWIf1X1WQa0T1hetf249ee3w4Zac=' 
WHERE 
  key_id = 'dd9536a90ff0781fce3348472654604c90693a52f2ecb2ae900a429b1fc095c4' 
  AND (
    token = 'VWRqTBTQ87mR9B1cWIf1X1WQa0T1hetf249ee3w4Zac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )