UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BKUJPxGxUa1BOcPLpGBDeaADliMJy3EYumq7LjiLgbk=' 
WHERE 
  key_id = '30eb72836700a26133e9bd3795b3db0b15f805f3c1be1645d95587112ee849f2' 
  AND (
    token = 'BKUJPxGxUa1BOcPLpGBDeaADliMJy3EYumq7LjiLgbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )