UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L60VFvx5y0isdgkXW/eyhhoxNZvQivHQWTLFkePyVWc=' 
WHERE 
  key_id = '820ec1dcee812331b1653fd11a089c5b1db7f22a1c7f7775a2181a06881b25f8' 
  AND (
    token = 'L60VFvx5y0isdgkXW/eyhhoxNZvQivHQWTLFkePyVWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )