UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jNNc2Xb5Xr683QUB+llKwxIz9M/vGeusHneLcqRlyyc=' 
WHERE 
  key_id = 'a5756e6195aa1bfd56da99f0763710a8074fcdee3cdf9098a5018a5b845a4fe9' 
  AND (
    token = 'jNNc2Xb5Xr683QUB+llKwxIz9M/vGeusHneLcqRlyyc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )