UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UW7fFaE1L9sQDmT5hY4mD4jff6S3prOLzwvEUmqjb6k=' 
WHERE 
  key_id = '49f5a8b088e61270f10b537cdcaa959a21da681d940b4ac824f81760372bc7cf' 
  AND (
    token = 'UW7fFaE1L9sQDmT5hY4mD4jff6S3prOLzwvEUmqjb6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )