UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XRtk4YfjLRogkkWM3wgKAL0HgAs0pbpzE+dKqOC3ba0=' 
WHERE 
  key_id = '93a74be4acbc19c2a215325450c99f51809ce725b64e8e353ae1b4bc16f73ed2' 
  AND (
    token = 'XRtk4YfjLRogkkWM3wgKAL0HgAs0pbpzE+dKqOC3ba0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )