UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3x+3oBcHpCFWB/tISzlNC07NTvTGjt4E5CgEDLyNup0=' 
WHERE 
  key_id = '256aef4202ee35fca53814cd9b9262ce2db1370a514e82603a677093ed297ebe' 
  AND (
    token = '3x+3oBcHpCFWB/tISzlNC07NTvTGjt4E5CgEDLyNup0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )