UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dC9GUQoijlWxaEXUNS0lzjMBGA12WZ7UnzkoigqWJvE=' 
WHERE 
  key_id = '533ff3c3ea73b454d248b740d584edf735915eaf491d9b80019b93b76e42acbc' 
  AND (
    token = 'dC9GUQoijlWxaEXUNS0lzjMBGA12WZ7UnzkoigqWJvE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )