Here are a few My Coke Rewards Codes that you can enter for a total of 20 Points, as each is worth 10 Points. These should keep resetting through 8/12/12.:
You should also be able to enter the code WORLDRECORD for another 10 Points.
It only takes 40 Points to turn in for a Free Coca-Cola, Powerade, Nestea, Seagrams or Minute Maid.