You're a senior employee, and you've worked hard for it. You deserve special treatment, right? Wrong.
Unless, of course, you're using the coffee machine at 3 PM on a Friday when Dave from Marketing is trying to get his caffeine fix. Then, by all means, ask for special treatment. The office politics gods demand it.
But don't just stop at the coffee machine, take it to the next level: complain loudly, point out the "inequality" of not being served first, and threaten to report the coffee machine's "inadequacies" to HR.
Carefully crafted by the office politics department: "The art of getting ahead while getting your coffee."
Disclaimer: This site is for entertainment purposes only. Please, for the love of all that is holy, don't actually try this at home.