UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4LVvMPko311hPVXPmnDmModST4K0UFitTg8oEVwTa+A=' 
WHERE 
  key_id = '8d97952a3baffc6aac05e15529d1275626a93ed0fd8f00b8987a991dbc43ed57' 
  AND (
    token = '4LVvMPko311hPVXPmnDmModST4K0UFitTg8oEVwTa+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )