UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'esDwZs7feYyvboqzwCzS3NHu8N+Kw2vt0w80GDAc+WM=' 
WHERE 
  key_id = 'd49122403fc5ecccadd072c257c38624398fa4ee7018b58424c541af49c4f7a6' 
  AND (
    token = 'esDwZs7feYyvboqzwCzS3NHu8N+Kw2vt0w80GDAc+WM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )