UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '68Uea0Az1pxbWQpq7iry49vBuylapBbHxEdesCAo8Tg=' 
WHERE 
  key_id = '45a5d0bcae9fde69e3234569a54a8d6aad12a3d952f6dcfc31ce1377ae08a1f4' 
  AND (
    token = '68Uea0Az1pxbWQpq7iry49vBuylapBbHxEdesCAo8Tg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )