# customerAccessTokenRenew - storefront - MUTATION Version: unstable ## Description Renews a customer access token. Access token renewal must happen *before* a token expires. If a token has already expired, a new one should be created instead via `customerAccessTokenCreate`. ### Access Scopes `unauthenticated_write_customers` access scope. ## Arguments * [customerAccessToken](/docs/api/storefront/unstable/scalars/String): String! - The access token used to identify the customer. ## Returns * [customerAccessToken](/docs/api/storefront/unstable/objects/CustomerAccessToken): CustomerAccessToken The renewed customer access token object. * [userErrors](/docs/api/storefront/unstable/objects/UserError): UserError! The list of errors that occurred from executing the mutation. ## Examples