UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X9/lqk6GekJm+YHJdShqMZh76kdPbN9THVFHkVLMgeI=' 
WHERE 
  key_id = '6a3b97ac43e9c491a07b43db230fd5712ca9e36b9681cc070e4ed9be9dd40b63' 
  AND (
    token = 'X9/lqk6GekJm+YHJdShqMZh76kdPbN9THVFHkVLMgeI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )