UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rlMXboNWl3FRvXNFuYz4xwYj6rlaECrBmD3eInq46Ho=' 
WHERE 
  key_id = '8fdba6c684078a70b58f5a72536653a3f91959e1fc49dece4abf25369e313151' 
  AND (
    token = 'rlMXboNWl3FRvXNFuYz4xwYj6rlaECrBmD3eInq46Ho=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )