UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd8o7gevLkxiIsL/u9CKQBRH0mdkz4YhZRLqMwMoVuyQ=' 
WHERE 
  key_id = 'c6a5dc168eb8002db851bdac49036a3591c6a6769ed126390a4bca76e402b3a7' 
  AND (
    token = 'd8o7gevLkxiIsL/u9CKQBRH0mdkz4YhZRLqMwMoVuyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )