UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yR1G7Ji8hNssYTcExWWDvWNpoXT6InXJHBj4vzvPsnA=' 
WHERE 
  key_id = '534b45c1e71f446567453c9254a0b29872c5b72bca1a5f07f40ff8a8fdfc4ca7' 
  AND (
    token = 'yR1G7Ji8hNssYTcExWWDvWNpoXT6InXJHBj4vzvPsnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )