I suggest you contact our Technical Support team for this specific situation.
They can pull up your account information within a secure environment, and provide a resolution to this specific issue.
See this article for the steps: QuickBooks Online Support. Please take note of their hours of operation so you know when they're available.
In case you forgot or need to review your subscription renewal date, keep this article for your reference: Find your subscription renewal date. Both sets of steps for an iOS device and a web browser are listed in the article.
Utilize the comments section below if you have other questions about the process of renewing your QuickBooks Online subscription, and I'll be around to help you out.