UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Djk5gSvW+HJovBGAx0gMWcmIHge/9sU5Z94npESy+hc=' 
WHERE 
  key_id = 'c4099ef2808250652c8d45afa5606542fda659a266ff3ac515c70f98539fc54e' 
  AND (
    token = 'Djk5gSvW+HJovBGAx0gMWcmIHge/9sU5Z94npESy+hc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )