YOU SAID:
I am in class right now and I want to eat lunch
INTO JAPANESE
私は今クラスにいて、昼食を食べたいです
BACK INTO ENGLISH
I'm in class now and want to have lunch
INTO JAPANESE
私は今クラスにいて、昼食をとりたいです
BACK INTO ENGLISH
I'm in class now and want to have lunch
That didn't even make that much sense in English.