UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/KnWdQrsgu7XMjVYj6gvoA4r2ZEOtIs6RnVqdu7HxQI=' 
WHERE 
  key_id = '4ba6e6c389ca55c68dd65ec8ff39d3b402c6f6438266e8012132b67731f275bc' 
  AND (
    token = '/KnWdQrsgu7XMjVYj6gvoA4r2ZEOtIs6RnVqdu7HxQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )