UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6HYQaLI+lKPSTp8ci0qULOyL0ggMb9H/ocpOKCRgJfM=' 
WHERE 
  key_id = '4b375894ef2cda1eb156078a4f79385f5ba0461c831a0ebfd4649da31e1823e0' 
  AND (
    token = '6HYQaLI+lKPSTp8ci0qULOyL0ggMb9H/ocpOKCRgJfM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )