UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ViKMN4h6SGsq4Ud57+UwkWKxftBy5LWFijBSs7m/w0k=' 
WHERE 
  key_id = '4a2d02e83ae4d58ac99b24d9dc36090ce1cb949de16ec436b1ea750e9faa5a96' 
  AND (
    token = 'ViKMN4h6SGsq4Ud57+UwkWKxftBy5LWFijBSs7m/w0k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )