UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pUkqJOhHBi9Mq5wivYxMkSCx9qvSc4HJYAIzPaEMvLM=' 
WHERE 
  key_id = '6138046f6e81dba504368f08541a38a8c356fe3bd3a04c2c0fe7b99314b85295' 
  AND (
    token = 'pUkqJOhHBi9Mq5wivYxMkSCx9qvSc4HJYAIzPaEMvLM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )