Generally, movie toys start hitting the shelves a month or two before the movie's release. Sales start dropping off afterward.
It's unlikely that there are any action figures being held in secret because of Abrams. Even if some spoilery toys were being kept under wraps, we would at least know if a toy company was actually making
any months ago (Mattel has a ship from Star Trek XII in their Hot Wheels line that they're keeping a secret, but the fact that they're doing so was revealed some time ago).