UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/i3hkN0NdEbnIlfzHKxiUBDMv66gMkOKqqe5MsxVUPM=' 
WHERE 
  key_id = '4b55e85d8a6bdf472c77d3b49d944b34970917d6da3e67010f833456f2d3653b' 
  AND (
    token = '/i3hkN0NdEbnIlfzHKxiUBDMv66gMkOKqqe5MsxVUPM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )