UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r8Q4Wm/GXb6KNLs7lSwSbiOayGcNJsKkjoJLlx2M7nc=' 
WHERE 
  key_id = '5439bcb203279ca62932a7627a7d11f8eb0261c52c8652c33ff4d5babba45770' 
  AND (
    token = 'r8Q4Wm/GXb6KNLs7lSwSbiOayGcNJsKkjoJLlx2M7nc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )