UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xuR0GFNcbPmGi9uf1zm+ukBkPbnLNX6NpaR/QEQz+cY=' 
WHERE 
  key_id = '46d83f3c4851b3273e80aef639ecdbee9d01a9cb42d8a9068420fc0981b17b25' 
  AND (
    token = 'xuR0GFNcbPmGi9uf1zm+ukBkPbnLNX6NpaR/QEQz+cY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )