UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'km4PpsWEC9i+ycT3pWOUevie9ijmeaTj7AsJbk/0EqM=' 
WHERE 
  key_id = '735892026fb08f7e292461529452b6c28775dbeec72a8f8fe2a5cbb349f9e97d' 
  AND (
    token = 'km4PpsWEC9i+ycT3pWOUevie9ijmeaTj7AsJbk/0EqM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )