Yeah it's ridiculous. I don't remember any of his match shirts being that much, more at the £40-£50 mark.
If I were you, I'd wait it out till Wimbledon/USO comes around and this shirt will be digging the £35 mark on the website.
Q: How close are you and Djokovic?
Murray: Well he's in Dubai and I'm Doha, so around 450kms