UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M16MLj29ZA8CEan28CHMwdWDl5kQaBAu6ueeN3DJwhI=' 
WHERE 
  key_id = '29344d9a18737fbb15c3f1ce905be44e35c5e76970f435a6408dc4257314a1b4' 
  AND (
    token = 'M16MLj29ZA8CEan28CHMwdWDl5kQaBAu6ueeN3DJwhI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )