UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jRMI4ENhmMWv8mGI8a7L0LzgwtOltUs9kDJXsyDwTXA=' 
WHERE 
  key_id = 'cf4422a378bfe27e91fbbdd2e17d4a7b0a71a74d35b10a204d9e4e1fd56de096' 
  AND (
    token = 'jRMI4ENhmMWv8mGI8a7L0LzgwtOltUs9kDJXsyDwTXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )