You actually answered the complicated part yourself - you see no future in your current job and you do want to do something else. Now is the simple part - go ou

You actually answered the complicated part yourself - you see no future in your current job and you do want to do something else. Now is the simple part - go out and do it. Also, you have to realize that an age of 30 nowadays, it's more like 20 some time ago. You will most probably live something like 80 years, so you still have around 50 to go !