UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bywEBhTLNLWHdWaE94y6taVe92kcO2FIkWWThy3QaUc=' 
WHERE 
  key_id = '630ebd24bebcd5a7cdfd1216adb742f7c7a27bf851c7b60854d5ecd97f579012' 
  AND (
    token = 'bywEBhTLNLWHdWaE94y6taVe92kcO2FIkWWThy3QaUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )