UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lynBTQYGFlwmpfBciRx1KGLl1G8z0f+aOkZQM+LoLdk=' 
WHERE 
  key_id = '00b165fdc47433de24488cf6c1d6f39e467f316211bd1a4fa76d1e6378fa1096' 
  AND (
    token = 'lynBTQYGFlwmpfBciRx1KGLl1G8z0f+aOkZQM+LoLdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00048