UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3XMw2ccc6TpRWbMGVeebqbkn83lbYvvH7xL9fHSEtrg=' 
WHERE 
  key_id = '7661811e12bf33d5fd83c955c402da57735a879fac381d27ce092fa613d9a87f' 
  AND (
    token = '3XMw2ccc6TpRWbMGVeebqbkn83lbYvvH7xL9fHSEtrg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )