Help me unlock my account

Hello,
“Your account has been locked because we need to confirm your age. Please complete the form below within 28 days to regain access to your account. If you don’t confirm your age within 28 days, your account will be deleted. Please keep in mind that you won’t be able to access your account without completing this step.” showed because I’m under 13 so my account was locked. I will be 13 year old in just a few days. Would my facebook account automatically be unlocked if they knew that I’m already 13 on that day? If no, what did you do to unlock your account? Please answer, asap.