UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aa8ZmD5ZLaAs5/uzcDNGborv7a1zz6iE1YIFMG2KTmM=' 
WHERE 
  key_id = '21ab26b616aebd8e0bcc1c60c803b1722cf9070c01a2d3cf621fe4c03505f515' 
  AND (
    token = 'aa8ZmD5ZLaAs5/uzcDNGborv7a1zz6iE1YIFMG2KTmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )