UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VK7dDQdRNBfz5lxUH7xzyq0RD7Oq5c0B6eqCfizakHU=' 
WHERE 
  key_id = '91d018d0aadadb2c5570e338ce8fe0d7f768ca3ae5428af60470a6d2fd731a8c' 
  AND (
    token = 'VK7dDQdRNBfz5lxUH7xzyq0RD7Oq5c0B6eqCfizakHU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )