UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xB+WyiWah1TaTY2WFFENkQ0H1Lbh5SsvUjjAR9NsngU=' 
WHERE 
  key_id = 'a4f63a8eec093dc3040536e7773ec74b0438659fdab3b4f47f8636dabc696800' 
  AND (
    token = 'xB+WyiWah1TaTY2WFFENkQ0H1Lbh5SsvUjjAR9NsngU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )