UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pO2/kdZBIOr1Fg1L7yptfyeHk0G7U0R5NFS+yZcVrMY=' 
WHERE 
  key_id = '4e7bca7b368793a02dab626a092a768d3647fa4c2eda0241b7bd6cbd19684b61' 
  AND (
    token = 'pO2/kdZBIOr1Fg1L7yptfyeHk0G7U0R5NFS+yZcVrMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )