UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5eDHBA3PRdRzHG3llsk9JP114QbfSgMvKgB7X2dTP9k=' 
WHERE 
  key_id = '939b6f4ba1b157bbfc10acc79db17048b3d990a73e80a0d881cbf32dc2c340fb' 
  AND (
    token = '5eDHBA3PRdRzHG3llsk9JP114QbfSgMvKgB7X2dTP9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )