Buddy key expired?

Hi back in 2011 i purchased a lifetime key for honorbuddy, and now when i go to use it it says its expired, what the hell? this WAS a lifetime key wtf happened for it to nolonger be lifetime?

idk what information i need to post here i dont think my key is linked to my forum account but yea i need help

if my key was downgraded for some fcked up reason i guess i am now requesting a refund, just because you guys are getting screwed by blizzard and sued for 8mil which obviously you guys arent going to pay give me back my fuckin key so i can get banned on my 2nd wow account i play this game to bot