UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zi1xAgERjlF+C2tESU25BkG4jVR5UzSZxFCDe39CRtQ=' 
WHERE 
  key_id = '12c93f5e015ba31017f0d51f3f906283c3641659b6dd3db16659efae335e745c' 
  AND (
    token = 'Zi1xAgERjlF+C2tESU25BkG4jVR5UzSZxFCDe39CRtQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )