UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81P40chm0VvJ1OPEVmynLs9p9TMuKzxXdLEGhnE5i8M=' 
WHERE 
  key_id = 'c6ac1f08d969618fb2415abbd8292c1cf38490f6d4e1d416c77a7380fbbdacaa' 
  AND (
    token = '81P40chm0VvJ1OPEVmynLs9p9TMuKzxXdLEGhnE5i8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )