UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MfMDQKJJDthQSYMdNesZ1zbQrXMNKMQoMy4Z0Hapw4I=' 
WHERE 
  key_id = '4a7d5b8d7de6e38d5b2f012b2eb9c997996fd6269b40cd9f373c1ceb7939f85b' 
  AND (
    token = 'MfMDQKJJDthQSYMdNesZ1zbQrXMNKMQoMy4Z0Hapw4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )