UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ll/swMXhyrrU8VHpF6ptBGp87Et4B0jA07E82orQkMA=' 
WHERE 
  key_id = '678378ca3def6534e7dd68539a98f50cb5165a3a207f5e0101266890799d341b' 
  AND (
    token = 'Ll/swMXhyrrU8VHpF6ptBGp87Et4B0jA07E82orQkMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )