UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I5QGBwrske8yPrFoNsCYKJlmypd7atpjRxFePT6uWyY=' 
WHERE 
  key_id = '3c7dfe3199db012ac7a997808299882ec68434940fe906e6f5823c7dc6640f41' 
  AND (
    token = 'I5QGBwrske8yPrFoNsCYKJlmypd7atpjRxFePT6uWyY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )