UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gN7Xx0BHwDt4irP27vwMCFAqLULkUwJzfHFaKST8RFY=' 
WHERE 
  key_id = 'b9a4a842c2f1dfe15ff9b83340b4ba2889d0ea2851e894d1eddba3342dd404c8' 
  AND (
    token = 'gN7Xx0BHwDt4irP27vwMCFAqLULkUwJzfHFaKST8RFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )