The events have already started as Sapience posted today and run until May 2nd so you have plenty of time to get enough tokens.  So far they’ve announced the following:

• Double XP weekend from April 21st until the 24th
• The Beer Battle is back!
• Bree-land and Shire Horse Races for a new Anniversary Horse
• Return of the Anniversary drops in-game that can be bartered for various rewards

If you’re curious about the new horse and the requirements, take a look below: