UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3xlY4mHhNLnqA6oB7LyZhPKv10yku9EXDkk0X/bBhSw=' 
WHERE 
  key_id = '79376812bfa5e8c4799ebb56266d872f655bfb6398a10fbb9c5e6b772c91d859' 
  AND (
    token = '3xlY4mHhNLnqA6oB7LyZhPKv10yku9EXDkk0X/bBhSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )