diff --git a/config.py b/config.py
index 8638704..6a18fb1 100644
--- a/config.py
+++ b/config.py
@@ -20,4 +20,5 @@ def get_config(profile):
         Scopes = config_data["Scopes"],
         RefreshTokenFileName = cache_path / "imap_smtp_refresh_token",
         AccessTokenFileName = cache_path / "imap_smtp_access_token",
-        Authority = config_data["Authority"] or None)
+        Authority = config_data["Authority"] or None,
+        Timeout = config_data.get("Timeout", 60 * 60))
diff --git a/config.toml b/config.toml
index 86d1871..82c4652 100644
--- a/config.toml
+++ b/config.toml
@@ -2,7 +2,7 @@
 ClientId = "08162f7c-0fd2-4200-a84a-f25a4db0b584"
 ClientSecret = "TxRBilcHdC6WGBee]fs?QR:SJ8nI[g82"
 Scopes = ['https://outlook.office.com/IMAP.AccessAsUser.All','https://outlook.office.com/SMTP.Send']
-
 Authority = false
+Timeout = 3600
 
 [mcgill]
diff --git a/nix/hm-module.nix b/nix/hm-module.nix
index 8f7a31f..1565a38 100644
--- a/nix/hm-module.nix
+++ b/nix/hm-module.nix
@@ -25,6 +25,7 @@ in
         ClientSecret = "TxRBilcHdC6WGBee]fs?QR:SJ8nI[g82"
         Scopes = ['https://outlook.office.com/IMAP.AccessAsUser.All','https://outlook.office.com/SMTP.Send']
         Authority = false
+        Timeout = 3600
       '';
     };
   };
diff --git a/refresh_token.py b/refresh_token.py
index 41d165a..1245303 100644
--- a/refresh_token.py
+++ b/refresh_token.py
@@ -2,10 +2,10 @@
 from msal import ConfidentialClientApplication, SerializableTokenCache
 import config
 import sys
-
+import os
+import time
 
 print_access_token = True
-# get first command line argument
 
 if len(sys.argv) > 1:
     profile = sys.argv[1]
@@ -18,10 +18,18 @@ profile_config = config.get_config(profile)
 cache = SerializableTokenCache()
 app = ConfidentialClientApplication(profile_config.ClientId, client_credential=profile_config.ClientSecret, token_cache=cache, authority=profile_config.Authority)
 
+if profile_config.AccessTokenFileName.exists() and print_access_token:
+    st = os.stat(profile_config.AccessTokenFileName)
+    if (time.time()-st.st_mtime) < profile_config.Timeout:
+        with open(profile_config.AccessTokenFileName, 'r') as f:
+            print(f.read())
+
+            sys.exit(0)
 
 # check if file exists and error out if it doesn't
 try:
     old_refresh_token = open(profile_config.RefreshTokenFileName,'r').read()
+
 except FileNotFoundError:
     sys.exit("Please get the initial token by running `o365-get-token` first.")