No.
I'm 25 years old but I look like I'm 50.
"I am twenty five years old in fifty years appearance." Can that statement make sense?
No.
I'm 25 years old but I look like I'm 50.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.