UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TygXO1aNRoB4IENFmGIxJVSQoH8EAgF8msJxmKUdyDE=' 
WHERE 
  key_id = '2cfb9d5680fc2a8e1dc961472834fab4bde91a6bf8c9363f63d95894bf7b2784' 
  AND (
    token = 'TygXO1aNRoB4IENFmGIxJVSQoH8EAgF8msJxmKUdyDE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )