Another word for give. Find more ways to say give, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus.
If you mean how do you call that function from your code, then it's ClassName::update_order_review() where you'll have to get the class name from the file it's defined in - assuming this class is loaded by the plugin by default, and doesn't need any other state setting up before it can be called (e.g. it calls its own static function order_review_expired).