UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's8hNXLyBKLrMORzyyKuvcmggtraBoiDnNmdQi4vSSIA=' 
WHERE 
  key_id = '97e8eb6ce2b9dccf961780941ca23d6934a84a02efff2d863ff24c355a5f5f39' 
  AND (
    token = 's8hNXLyBKLrMORzyyKuvcmggtraBoiDnNmdQi4vSSIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )