I am not 100% sure what exactly you would be looking for, but I believe there are some images in the links below that occur during the prison break and after. I hope there is something here that is helpful.
I apologize in advance if there is an excess of links below.
https://www.reddit.com/r/StarWarsLeaks/comments/1054l90/andor_concept_arts/
https://www.starwars.com/andor-concept-art-gallery?
https://collider.com/andor-concept-art-diego-luna/
https://www.reddit.com/r/deepdream/comments/vw7jsx/cassian_andor_concept_art_midjourney/