UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dbZPqBkvuD+HNpcgRXY5eknzu5s9OUiQKCMy3p3Ichw=' 
WHERE 
  key_id = '27517c782de49d80118d7722e6f2f4751ff6289aee311ef8b94084f756843e5c' 
  AND (
    token = 'dbZPqBkvuD+HNpcgRXY5eknzu5s9OUiQKCMy3p3Ichw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )