UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4k+gjXfsoByhfhPz6dlcOkTcJVDkRBoGJDmgwFcjU9k=' 
WHERE 
  key_id = '94f90a8864cccf028d3940002a3979d18de5bf8dddf3d78544e0a9d13c4b6ba6' 
  AND (
    token = '4k+gjXfsoByhfhPz6dlcOkTcJVDkRBoGJDmgwFcjU9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )