UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CNXaN6iJdYTFVwaL9NHDQRQevykaQJHYQGZ3hyYvA5c=' 
WHERE 
  key_id = '7939780282d50d8e97f6f92d5e05f146c9ad7416344e6f9343edc6b08fc0aff2' 
  AND (
    token = 'CNXaN6iJdYTFVwaL9NHDQRQevykaQJHYQGZ3hyYvA5c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )