UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z+WFCGp25IJ+88RxUUX5Xfvi9yCS51a1MQd6tu633CI=' 
WHERE 
  key_id = 'c4bf353eac417723f1dbf01f48b491ef4e12c997c673f09de58e542a043db26d' 
  AND (
    token = 'z+WFCGp25IJ+88RxUUX5Xfvi9yCS51a1MQd6tu633CI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )