UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mfpuqu0PC7v9+ZtGDJLslw2I6+QdrLsTPCYLCWXIAo0=' 
WHERE 
  key_id = 'd979965a14ea75df0820e269ee3954deeca8330d80c240540528883d559d5c13' 
  AND (
    token = 'Mfpuqu0PC7v9+ZtGDJLslw2I6+QdrLsTPCYLCWXIAo0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )