title: Zappa: UpdateFunctionConfiguration operation: The operation cannot be performed at this time. An update is in progress for resource
body: <p>I am try update a lambda by zappa, I created virtualenv and active virtualenv and install libraries, but in the moment run zappa update enviroment, I have this problem:
  How can i fix this :(</p>
  <pre><code> zappa update qa
  (pip 18.1 (/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages), Requirement.parse('pip&gt;=20.3'), {'pip-tools'})
  Calling update for stage qa..
  Downloading and installing dependencies..
  Packaging project as zip.
  Uploading maximo-copy-customers-qa-1637639364.zip (6.0MiB)..
  100%|███████████████████████████████████████████████████████████████| 6.32M/6.32M [00:09&lt;00:00, 664kB/s]
  Updating Lambda function code..
  Updating Lambda function configuration..
  Oh no! An error occurred! :(
  
  ==============
  
  Traceback (most recent call last):
    File &quot;/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/zappa/cli.py&quot;, line 2778, in handle
      sys.exit(cli.handle())
    File &quot;/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/zappa/cli.py&quot;, line 512, in handle
      self.dispatch_command(self.command, stage)
    File &quot;/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/zappa/cli.py&quot;, line 559, in dispatch_command
      self.update(self.vargs['zip'], self.vargs['no_upload'])
    File &quot;/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/zappa/cli.py&quot;, line 979, in update
      layers=self.layers
    File &quot;/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/zappa/core.py&quot;, line 1224, in update_lambda_configuration
      Layers=layers
    File &quot;/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/botocore/client.py&quot;, line 357, in _api_call
      return self._make_api_call(operation_name, kwargs)
    File &quot;/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/botocore/client.py&quot;, line 676, in _make_api_call
      raise error_class(parsed_response, operation_name)
  botocore.errorfactory.ResourceConflictException: An error occurred (ResourceConflictException) when calling the UpdateFunctionConfiguration operation: The operation cannot be performed at this time. An update is in progress for resource: arn:aws:lambda:us-east-1:937280411572:function:maximo-copy-customers-qa
  </code></pre>