Well, I made these 2 lua scripts back in the day, but not sure if it works with the newest 2.0 version of OFS (works with 1.4.4 and below for sure):
https://discuss.eroscripts.com/t/11-lua-scripts-for-openfunscripter/23602/11?u=husky
You can assign a shortcut to both scripts and quickly move selected part of the script.