UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3vCIu2lgC8kxqH8pRmvldy70oM+uKbZFDlk5xPtIjdg=' 
WHERE 
  key_id = '94131089ea4a8eeecaffffa40621e995e2781dc034ebfbf488b38a24c66fad72' 
  AND (
    token = '3vCIu2lgC8kxqH8pRmvldy70oM+uKbZFDlk5xPtIjdg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )