UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WqEEQCcV4fH675zfiCvWU7xBtC9mxnpHB6ztYEYXsrk=' 
WHERE 
  key_id = '6cd41a2b239f84664a066a0062a641f46b1b3034bc9728f219ad9aef4869e94c' 
  AND (
    token = 'WqEEQCcV4fH675zfiCvWU7xBtC9mxnpHB6ztYEYXsrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )