UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pl4Pc45ghEpo4a2OGcHq3zrKdshUU5y9ORgEjiGffs4=' 
WHERE 
  key_id = '21454c31fa5635b071f7aab83875c3be4604084507533a685f2ddd7ca5ab81f3' 
  AND (
    token = 'Pl4Pc45ghEpo4a2OGcHq3zrKdshUU5y9ORgEjiGffs4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )