UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sLIfjN2yqnQ8yt/VPKjd9A50RsIcbwc2dJrguQjXNZE=' 
WHERE 
  key_id = '51c14a62e74f5cd7f9b730f65a62fc7e2debd41a457ed0fdcfcbeb5808ccb38e' 
  AND (
    token = 'sLIfjN2yqnQ8yt/VPKjd9A50RsIcbwc2dJrguQjXNZE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )