UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DlweYPgvkVntkqF5GbsKh3t8arVq77TaWqvC63SOhOc=' 
WHERE 
  key_id = 'b9406b7bed06ed50d21d3aa94849a57a6524ddf279526fdc1ee0394cc67a7736' 
  AND (
    token = 'DlweYPgvkVntkqF5GbsKh3t8arVq77TaWqvC63SOhOc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )