UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R5zH7Wot7GIB2yXI0mlju9EYu8sO0PkCHKbLaitjPOI=' 
WHERE 
  key_id = '15970479f05220dbc0cafc0eced66796d7af9eb9fef99d8ff40256938da182ee' 
  AND (
    token = 'R5zH7Wot7GIB2yXI0mlju9EYu8sO0PkCHKbLaitjPOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )