[FIX] Omnichannel inquiries being updated even if not needed (#26692)

apps/meteor/server/models/raw/LivechatInquiry.ts

@@ -87,6 +87,9 @@ export class LivechatInquiryRaw extends BaseRaw<ILivechatInquiryRecord> implemen
 	}
 
 	async unlockAll(): Promise<UpdateResult | Document> {
-		return this.updateMany({}, { $unset: { locked: 1, lockedAt: 1 } });
+		return this.updateMany(
+			{ $or: [{ lockedAt: { $exists: true } }, { locked: { $exists: true } }] },
+			{ $unset: { locked: 1, lockedAt: 1 } },
+		);
 	}
 }

apps/meteor/server/modules/listeners/listeners.module.ts

@@ -169,6 +169,17 @@ export class ListenersModule {
 				});
 			}
 
+			// Don't do notifications for updating inquiries when the only thing changing is the queue metadata
+			if (
+				clientAction === 'updated' &&
+				diff?.hasOwnProperty('lockedAt') &&
+				diff?.hasOwnProperty('locked') &&
+				diff?.hasOwnProperty('_updatedAt') &&
+				Object.keys(diff).length === 3
+			) {
+				return;
+			}
+
 			notifications.streamLivechatQueueData.emitWithoutBroadcast(inquiry._id, {
 				...inquiry,
 				clientAction,