UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p8yxCalAD9DOZdbrtG0JudrJfslgkpwFZWkLJFklZhI=' 
WHERE 
  key_id = '18c441602c8e6afdc4efd85afd384cbe27aec91df68c386da695ae3066fe0bbd' 
  AND (
    token = 'p8yxCalAD9DOZdbrtG0JudrJfslgkpwFZWkLJFklZhI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )