UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yb5Ck+MosgDawVqEFJcVdg9a1VLCwO6noC/663uXJxI=' 
WHERE 
  key_id = '876a43b90e3dc9256b0c868d839783272c4d64d5fb32d555ccf0dee80b64363b' 
  AND (
    token = 'Yb5Ck+MosgDawVqEFJcVdg9a1VLCwO6noC/663uXJxI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )