UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U/NKcEPDEMckz99OcRx5PGiCToylZxon7ALu6UFJ5cg=' 
WHERE 
  key_id = '029548f93890d85207b9cbcc030026bf73b48a3c3190e72153dafee39709c648' 
  AND (
    token = 'U/NKcEPDEMckz99OcRx5PGiCToylZxon7ALu6UFJ5cg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )