UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WM+SZTKxibWEhl+EHi8vnN7VnPO7gNXocTcI1bVJRMQ=' 
WHERE 
  key_id = '645cbb7cc64cb9c2862e218c64d2f6787013be1960a2250e3fa46c85cdc38b78' 
  AND (
    token = 'WM+SZTKxibWEhl+EHi8vnN7VnPO7gNXocTcI1bVJRMQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )