Script Program for youtube links

I am looking for a script (program) that would check and automatically change the YouTube links in the channel list in Enigma2 in OpenATV after Enigma2 restart, i.e.: e.g. a broken link
https%3a//www.youtube.com/watch?v=JTSS1rAmOP4
to the currently working one
https%3a//www.youtube.com/watch?v=UFMrvYxLSpQ