UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l9fS4n+xQXMXxsUYNhTvoe0RRKgzrOtE7j0N5yC6imE=' 
WHERE 
  key_id = '8ef126fcd3424bd933fcf917f0bf83c28cea1266c95928dcba745e39ae7fc809' 
  AND (
    token = 'l9fS4n+xQXMXxsUYNhTvoe0RRKgzrOtE7j0N5yC6imE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )