UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qr4x4j4op+TazZfRBllDL48fZc5VRBMp0wN+XOUzL38=' 
WHERE 
  key_id = '71cf2fbdb7ad4935b5f983e1c2d4637d643cc49a75618f2434f1a7992269ed39' 
  AND (
    token = 'qr4x4j4op+TazZfRBllDL48fZc5VRBMp0wN+XOUzL38=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )