UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G7jeS41t5IZrZMWSjiRbFLgo4zKudVmDRwKpa7S8MI4=' 
WHERE 
  key_id = '6ff3702b4bf709e1b559576a9098d45f4c8d2e72b930daa62ca4869dae167ec0' 
  AND (
    token = 'G7jeS41t5IZrZMWSjiRbFLgo4zKudVmDRwKpa7S8MI4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )