UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lmXuPVwHfNg2CpWc+7LYOwTYRrpljFqN7DEvaX8uGTY=' 
WHERE 
  key_id = '685a6837885ffc40b94ea481bc18867e63567e683919db90e791a3e09b03e237' 
  AND (
    token = 'lmXuPVwHfNg2CpWc+7LYOwTYRrpljFqN7DEvaX8uGTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )