key not unlocking door

[peepeeboynotreal]

i use the key on a level door i loose my key but it dosen't unlock
heres my script:
void OnStart()
{
AddUseItemCallback("", "hubkey1", "portal", "portalunlock", true);
}
void portalunlock(string &in asItem, string &in asEntity)
{
SetSwingDoorLocked("portal", false, true);
PlaySoundAtEntity("", "unlock_door", "portal", 0, false);
RemoveItem("hubkey1");
}

my key is called hubkey1 and my door is called portal
any ideas?