UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pw42UWUXNfXOozOw61VWZB70kXE9mcRGupQt0e5Uh0Y=' 
WHERE 
  key_id = '308b87801ca40aa438a176719c5e7906b6aa53e456d62262811fc8233bb7b999' 
  AND (
    token = 'pw42UWUXNfXOozOw61VWZB70kXE9mcRGupQt0e5Uh0Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )