UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lynjjsGcjByCVvLZf93yarLi5JlNBLGUKAcjfVwiVtI=' 
WHERE 
  key_id = 'a2a02bda009b94e24750c5bdf6feade98756952e8ccdd8a90dca276cbbf30908' 
  AND (
    token = 'lynjjsGcjByCVvLZf93yarLi5JlNBLGUKAcjfVwiVtI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )