UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VN1QDIobhfg4vH9BX380FMH3jK6W1fkc/M7PN6nUCqI=' 
WHERE 
  key_id = '3256b9aa7517734dbca6c1a50dca4a5caaa6d321504a2119d8e1e4a0eaff8ab7' 
  AND (
    token = 'VN1QDIobhfg4vH9BX380FMH3jK6W1fkc/M7PN6nUCqI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )