UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ljzy7u2HU6VzWCwGSoOFi8WMG3xumx5ZBRF4QXB3ol8=' 
WHERE 
  key_id = '5051cda5b3ea8fc6a89011b9a4d196a38396a697aea6d2e640dc6e0d83847192' 
  AND (
    token = 'ljzy7u2HU6VzWCwGSoOFi8WMG3xumx5ZBRF4QXB3ol8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )