This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
The cert doesn't expire. I think you mean when it will stop being offered.
While Java 8 is coming out soon, Java EE 7 just came out. The SCEA is tied to Java EE version, not the Java version. I haven't heard anything, but I suspect the Java EE 6 cert will be your option when you are ready to take it.