UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x4G6T73KBdTQQ6v5N0TNcfUPgngFuZwJOeDdEsGUvJM=' 
WHERE 
  key_id = '3c401cb36490e68b0cea8e1f9e467dd3a3ec95fe9312b29ae46155daed4207a4' 
  AND (
    token = 'x4G6T73KBdTQQ6v5N0TNcfUPgngFuZwJOeDdEsGUvJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )