UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NzgLvZMXxpc4IpimWxtMVQz/hxbCdIWwBgVYVnp5c/0=' 
WHERE 
  key_id = 'dc68ddc97a84c65093f2f54865fa9491a74900b1657be02f11f891fa2f7debab' 
  AND (
    token = 'NzgLvZMXxpc4IpimWxtMVQz/hxbCdIWwBgVYVnp5c/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )