UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'evLD5qp436so7/TiAYNtw5YEHtbXAjkG3APC2JTBiNw=' 
WHERE 
  key_id = '83e8b3c35604f6ccc734fbe67379b59da1ac456552e34cc1f4203b594233b1d1' 
  AND (
    token = 'evLD5qp436so7/TiAYNtw5YEHtbXAjkG3APC2JTBiNw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )