UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a/8nwVP/W9uHdZHrRfnIITxqBY0XFPClV6XfLicsOLU=' 
WHERE 
  key_id = '6edde81806228d409ea22c23b0c0e4bca6667b97f917ed5cda1c55756d6aed24' 
  AND (
    token = 'a/8nwVP/W9uHdZHrRfnIITxqBY0XFPClV6XfLicsOLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )