UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AQzxsejLcD2IOJesnv+KZrmwXHsng0vJCgNkXL7FXMc=' 
WHERE 
  key_id = '27fe7ba697eafd5100dc03f29e59e085e2c373dde9779d6826831b5bdf74cf73' 
  AND (
    token = 'AQzxsejLcD2IOJesnv+KZrmwXHsng0vJCgNkXL7FXMc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )