UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OfLpQtMdCn7s4yVgDXJfBE6fu1OLTB0So0tgNzCiI+M=' 
WHERE 
  key_id = '8ddcf7cd11e2bd52b62721565388b85a8765e62110cf18ab76958e5a0e776f8f' 
  AND (
    token = 'OfLpQtMdCn7s4yVgDXJfBE6fu1OLTB0So0tgNzCiI+M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )