UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RLATDFbOdsvvJgYWvLCHG233ff8p/g378rgYLSRP6XI=' 
WHERE 
  key_id = '4ac991cdd996c802f838f95d1f91d81142f83b4843a20634c6d1f6767986c6bd' 
  AND (
    token = 'RLATDFbOdsvvJgYWvLCHG233ff8p/g378rgYLSRP6XI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )