UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u34fg8zRqbMMzQVNsWvT0rsNVUwOXHJhw2TNZ16kSdw=' 
WHERE 
  key_id = '157b50bfe0510cbd53b512d9943ef96d7c0cf99495267bda98407e10a7a43ef6' 
  AND (
    token = 'u34fg8zRqbMMzQVNsWvT0rsNVUwOXHJhw2TNZ16kSdw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )