UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DAtPm2M34oAVwodhyGXAqUPt6uIZHSXOas58qu7WMIo=' 
WHERE 
  key_id = 'a4c8dfeadcf374d34486b1dc11561d1440c44ae73cd670380dca5233386f7f39' 
  AND (
    token = 'DAtPm2M34oAVwodhyGXAqUPt6uIZHSXOas58qu7WMIo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )