UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f4zrJy8Z6UHwUb77sLkYNpCAOO/M3KAYmgEC87M2T1Y=' 
WHERE 
  key_id = '727ae94527fbbe911292fa4b7abecda29acd3027be5bd53030334f0f4d1c2af2' 
  AND (
    token = 'f4zrJy8Z6UHwUb77sLkYNpCAOO/M3KAYmgEC87M2T1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )