It actually points now to https://www.ageofconan.com/itemstore, and 404 on http but http://aocshop.funcom.com/ is still available.
Just checked page source... https://www.ageofconan.com/itemstore embeed iframe with http://www.ageofconan.com/itemshop, so still NOT secure even tho on first look it looks like it would be secure... :-) Why don't you just do how it should be done? Move TSW shop to it's own domain/subdomain with own SSL cert and bring back https to aoc...