UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b7CXiQyVbw0xyz5snPI/0iJTjheYjKWOP+RuLHJKLUk=' 
WHERE 
  key_id = 'b4935a154039afc15bf7b1705cbd7170a0c4872adb60ae1f7ceabfb9dee6e1b9' 
  AND (
    token = 'b7CXiQyVbw0xyz5snPI/0iJTjheYjKWOP+RuLHJKLUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )