Update CTL deprecation date

Author: lujiangfeng666

articles/active-directory/develop/active-directory-configurable-token-lifetimes.md

@@ -20,7 +20,7 @@ ms.reviewer: hirsin, jlu, annaba
 You can specify the lifetime of a token issued by Azure Active Directory (Azure AD). You can set token lifetimes for all apps in your organization, for a multi-tenant (multi-organization) application, or for a specific service principal in your organization.
 
 > [!IMPORTANT]
-> After hearing from customers during the preview, we've implemented [authentication session management capabilities](https://go.microsoft.com/fwlink/?linkid=2083106) in Azure AD Conditional Access. You can use this new feature to configure refresh token lifetimes by setting sign in frequency. After May 1, 2020 you will not be able to use Configurable Token Lifetime policy to configure session and refresh tokens. You can still configure access token lifetimes after the deprecation.
+> After hearing from customers during the preview, we've implemented [authentication session management capabilities](https://go.microsoft.com/fwlink/?linkid=2083106) in Azure AD Conditional Access. You can use this new feature to configure refresh token lifetimes by setting sign in frequency. After May 30, 2020 no new tenant will be able to use Configurable Token Lifetime policy to configure session and refresh tokens. The deprecation will happen within several months after that, which means that we will stop honoring existing session and refresh tokens polices. You can still configure access token lifetimes after the deprecation.
 
 In Azure AD, a policy object represents a set of rules that are enforced on individual applications or on all applications in an organization. Each policy type has a unique structure, with a set of properties that are applied to objects to which they are assigned.