UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6UAAODyGIKbjiKVCprS15xlXhXTIrTMsMOUJbNjXWlA=' 
WHERE 
  key_id = '6535d0befc239a704b9b35f6c01f165c7bce09f63a3d2c91cb2e5cf3723b9581' 
  AND (
    token = '6UAAODyGIKbjiKVCprS15xlXhXTIrTMsMOUJbNjXWlA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )