UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XrgRurRlcCPdfxZLG67KmtReSwKOatSupw7InWI0jsE=' 
WHERE 
  key_id = '6eb2749a39935957edf76279a5310b1eeef566b385847262f148190e939bbe58' 
  AND (
    token = 'XrgRurRlcCPdfxZLG67KmtReSwKOatSupw7InWI0jsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )