UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VhbQCO+xwjlxr2HhZSyVhHGjj2maQhRQw79xC9vNxcM=' 
WHERE 
  key_id = '7953929789c1d9abcfd1014431d079bb24142be55192964bd0beca27c54d01e5' 
  AND (
    token = 'VhbQCO+xwjlxr2HhZSyVhHGjj2maQhRQw79xC9vNxcM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )