If it hasn't seen a dealer in nearly three years, you might want to check consuambales such as pads, disks, clutch wear, clicky axles, synchro mesh etc etc..
Price is decent for the age/mileage, but as you know, it's not a GT so expect to struggle when you come to sell unless you price it cheeeeap.
Keys are pretty expensive, circa £200 IIRC.........
I'd ask the dealer to put it through a P3 at a dealer before purchase..........
I broke my N64 years ago, so I got my old dear to order me one from a catalogue, it came, and swapped the broken one for the fixed one and sent it back to the catalogue. My reason for return was that it was broke