UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'chLSKgptojGUFegl/E7qBoqtf/9OjIg7nfnQ1DZUNRg=' 
WHERE 
  key_id = '4a977c943491ec6a5199d88472328ff9d539da7604faff73ca2a383d2a31421e' 
  AND (
    token = 'chLSKgptojGUFegl/E7qBoqtf/9OjIg7nfnQ1DZUNRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )