UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2nWg55c3dSAhBH6cVnDmWAoRYzwUvITXoL4cf6mkHFw=' 
WHERE 
  key_id = '686d60796529e9c01f8fa390e65e5657977d4d81d4f0122ce47f79ca4015cacd' 
  AND (
    token = '2nWg55c3dSAhBH6cVnDmWAoRYzwUvITXoL4cf6mkHFw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )