updateExpiry method 
    
      
  
Future<void>
updateExpiry(
{ - required String topic, 
 
- required int expiry, 
 
})
      override
     
    
    
  Implementation
  @override
Future<void> updateExpiry({
  required String topic,
  required int expiry,
}) async {
  _checkInitialized();
  // Validate the expiry is less than 30 days
  if (expiry > ReownCoreUtils.calculateExpiry(ReownConstants.THIRTY_DAYS)) {
    throw const ReownCoreError(
      code: -1,
      message: 'Expiry cannot be more than 30 days away',
    );
  }
  await pairings.update(topic, expiry: expiry);
  await core.expirer.set(topic, expiry);
}