UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YpwxM4rcKCvqgiqiuQb34aoiyl7bnniEe3krmTAinPo=' 
WHERE 
  key_id = '3d83ccb9800f63a9ca43a37754600927178abef62c14e66016a75ab53812de4c' 
  AND (
    token = 'YpwxM4rcKCvqgiqiuQb34aoiyl7bnniEe3krmTAinPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )