"For a limited time tokens can be turned in for a gift at the representative in Bree-town (near the boar fountain) and Rivendell (near Elrond's House), Mirkwood (in Emyn Lum), and Moria (in the 21st Hall). In the Ettenmoors this token can be turned in for agift at a representative in Gramsfoot and Glan Vraig."
You can win this item from the Lottery: Ancient Gold Token Token Lottery and/or Anniversary Ancient Gold Token Lottery of which you can enter at http://my.lotro.com/home/lottery.