diff --git a/sgx_jmp.rb b/sgx_jmp.rb
index 20f054375937e2c32eadca4e4e7f55aa7322d00a..8347b0784975d5d19d8f2d877dda9230bd490cbe 100644
--- a/sgx_jmp.rb
+++ b/sgx_jmp.rb
@@ -274,10 +274,10 @@ message do |m|
 			customer.stanza_from(m)
 		]).then { customer }
 	}.then { |customer|
-		ExpiringLock.new("jmp_usage_notify-#{customer.customer_id}").with do
-			customer.message_usage((today..(today - 30))).then do |usage|
-				next unless usage > 500
+		customer.message_usage((today..(today - 30))).then do |usage|
+			next unless usage > 500
 
+			ExpiringLock.new("jmp_usage_notify-#{customer.customer_id}").with do
 				BLATHER.join(CONFIG[:notify_admin], "sgx-jmp")
 				BLATHER.say(
 					CONFIG[:notify_admin],