UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'piwCOKfUSE5X8x4i5aY6NnSkwUINB9C+L3xeilIV4ak=' 
WHERE 
  key_id = '475b13b77e628b35bb5d506586929b4e8e2765b0e83f409ab2c56158c16dbc0f' 
  AND (
    token = 'piwCOKfUSE5X8x4i5aY6NnSkwUINB9C+L3xeilIV4ak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )