http://www.conquerclub.com/forum/viewtopic.php?f=90&t=80763
If the winner is "freemium". The winner's account will be upgraded to premium upon official ConquerClub confirmation of the tournaments completion. If the winner's account has not been upgraded to premium by JoshyBoy within 14 days of the Official Tournament Newsletter, then the winner should contact one of the Administrators or Tournament Directors who will then get in contact with JoshyBoy.
If the winner is already premium. If the winner's account is already premium, then the prize of another 12 moths premium shall be added upon official ConquerClub confirmation of the tournament's completion. If the prize has not been awarded within 14 days of the Official Tournament Newsletter, then the winner should contact one of the Administrators or Tournament Directors who will then get in contact with JoshyBoy.
Cheers, JB

Thanks to Optimus Prime for his input.