/// <summary>
/// Puts the lease on the given container in a renewed state.
/// </summary>
/// <param name="container">The container with the lease.</param>
/// <param name="leaseTime">The amount of time on the renewed lease.</param>
/// <returns>The lease ID of the current lease.</returns>
internal static string SetRenewedState(CloudBlobContainer container, TimeSpan? leaseTime)
{
string leaseId = SetLeasedState(container, leaseTime);
container.RenewLease(AccessCondition.GenerateLeaseCondition(leaseId));
return leaseId;
}