UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DSQrg5CuXzSgurIbtFInO8g76/cpFqJp6TwsAw/ctXc=' 
WHERE 
  key_id = '68ef97c7221f986f9c0c025969c8c96641faed6db987fe426ac692115154fa54' 
  AND (
    token = 'DSQrg5CuXzSgurIbtFInO8g76/cpFqJp6TwsAw/ctXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )