def METHOD_NAME(mock_get_user_org, mock_auth_db, mock_db):
    # Create a mock agent template
    mock_agent_template = AgentTemplate(id=1, name="Test Agent Template", description="Test Description")
    # mock_agent_goals = AgentTemplateConfig()
    # Create a mock edited agent configuration
    mock_updated_agent_configs = {
        "name": "Updated Agent Template",
        "description": "Updated Description",
        "agent_configs": {
            "agent_workflow": "Don't Maintain Task Queue",
            "goal": ["Create a simple pacman game for me.", "Write all files properly."],
            "instruction": ["write spec","write code","improve the code","write test"],
            "constraints": ["If you are unsure how you previously did something or want to recall past events, thinking about similar events will help you remember.","Ensure the tool and args are as per current plan and reasoning","Exclusively use the tools listed under \"TOOLS\"","REMEMBER to format your response as JSON, using double quotes (\"\") around keys and string values, and commas (,) to separate items in arrays and objects. IMPORTANTLY, to use a JSON object as a string in another JSON object, you need to escape the double quotes."],
            "tools": ["Read Email", "Send Email", "Write File"],
            "exit": "No exit criterion",
            "iteration_interval": 500,
            "model": "gpt-4",
            "max_iterations": 25,
            "permission_type": "God Mode",
            "LTM_DB": "Pinecone"
        }
    }    
    # Mocking the user organisation
    mock_get_user_org.return_value = MagicMock(id=1)
    # Create a session mock
    session_mock = MagicMock()
    mock_db.session = session_mock
    mock_db.session.query.return_value.filter.return_value.first.return_value = mock_agent_template
    mock_db.session.commit.return_value = None
    mock_db.session.add.return_value = None
    mock_db.session.flush.return_value = None
    mock_agent_template_config = AgentTemplateConfig(agent_template_id = 1, key="goal", value=["Create a simple pacman game for me.", "Write all files properly."])
    # Call the endpoint
    response = client.put("agent_templates/update_agent_template/1", json=mock_updated_agent_configs)
    assert response.status_code == 200
    # Verify changes in the mock agent template
    assert mock_agent_template.name == "Updated Agent Template"
    assert mock_agent_template.description == "Updated Description"
    assert mock_agent_template_config.key == "goal"
    assert mock_agent_template_config.value == ["Create a simple pacman game for me.", "Write all files properly."]
    session_mock.commit.assert_called()
    session_mock.flush.assert_called()