UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z6cBtTs1LdSKaX786YdAlED/qQHTQI0DmITPe5r109g=' 
WHERE 
  key_id = '268687eee4ff8a92934119aa23b1376ee80c65139152a0608df1cb84b512d853' 
  AND (
    token = 'Z6cBtTs1LdSKaX786YdAlED/qQHTQI0DmITPe5r109g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )