UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '97TBpy8iBiuZrTEZ+DPdtNN8ORZNswVRgmpxg/y6Yk8=' 
WHERE 
  key_id = '6b41c50eb93e9a8bb76a9f874e283891d8a7848f641423aed829dc0d0e6d81e8' 
  AND (
    token = '97TBpy8iBiuZrTEZ+DPdtNN8ORZNswVRgmpxg/y6Yk8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )