UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BI8lFxz3Rn6u6C/h6jRTMvGzsEJS/rithBTM3DkQENE=' 
WHERE 
  key_id = '797a43e17d77934e76f350b773be1a2b5fa48d518a7b3ca2f5c6c2b8a6e4ee21' 
  AND (
    token = 'BI8lFxz3Rn6u6C/h6jRTMvGzsEJS/rithBTM3DkQENE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )