UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U1jdZS6Z0OXUgrH2R5+5gleyzcONlU6p+cWj8i11ljY=' 
WHERE 
  key_id = '3a77e831078c032031bea1a3e89fa63dfed4f94227e34228e133bb9b87dc7575' 
  AND (
    token = 'U1jdZS6Z0OXUgrH2R5+5gleyzcONlU6p+cWj8i11ljY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )