UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3r9znQQStaBcKd2BtxbNREtVPazEDiWzSz6FD4zKXlE=' 
WHERE 
  key_id = '647e3005fdd8b84318d3a88364cffb380d2b3d2d984c6560733e673f55cd5434' 
  AND (
    token = '3r9znQQStaBcKd2BtxbNREtVPazEDiWzSz6FD4zKXlE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )