UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ih1KHg+ofV960mGfNblDOpGganP3EDSY0hSBUy4gV8A=' 
WHERE 
  key_id = '93702a9f49d3fd047705ec76f3bf540c721f24973ad3782787099a934fc68aae' 
  AND (
    token = 'ih1KHg+ofV960mGfNblDOpGganP3EDSY0hSBUy4gV8A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )