UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j8JjXyW9cPf8APPjRtS5tr28pfw6gpPLqrMIJUE5XeU=' 
WHERE 
  key_id = '2f5de29a53eb84991b9ea579629fddbb69a6db6c0605e2112fc7c04d8a4141c3' 
  AND (
    token = 'j8JjXyW9cPf8APPjRtS5tr28pfw6gpPLqrMIJUE5XeU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )