UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SLZ7AbTpidyYSpJXB45RVpqlxJlGC1R78+qoYR8mGkc=' 
WHERE 
  key_id = '55cbf992880e7be79af859213b217d2e9c0d1e93dabaff6b9832cedd688ddc80' 
  AND (
    token = 'SLZ7AbTpidyYSpJXB45RVpqlxJlGC1R78+qoYR8mGkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )