UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bz4OO0Zj+YmEHfH9MF/lYvgUtZN81R8I6+K7O/5DkuI=' 
WHERE 
  key_id = '5a9323e97e79ed32abc047eb3ad83baf058d75efe1ffb45604187067f6de5b8d' 
  AND (
    token = 'Bz4OO0Zj+YmEHfH9MF/lYvgUtZN81R8I6+K7O/5DkuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )