Once the Strait is open, the conflict is paused, and Iran can sell oil and import/export again, it will have little reason to seek a long-term deal’s performance-based rewards which require major concessions on the nuclear file. For 20 years, it has endured economic pain to maintain a nuclear weapons option.
Thus, the status quo—entombed enriched uranium stocks, active underground sites like Pickaxe Mtn, unknown centrifuge stockpiles, and no IAEA access—will likely continue indefinitely.