UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HKpJgIy9nduop5hoTmNV2ztPD5ST+FTap8YaeN8bsAQ=' 
WHERE 
  key_id = '21b016e7ba9d8f54db576abbcd93a7c5a5ffe0879864da65575da07455b57a78' 
  AND (
    token = 'HKpJgIy9nduop5hoTmNV2ztPD5ST+FTap8YaeN8bsAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )