UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uVMAt8WYjElDUcTc911e7loA8efiH4ceHXDKxvKaO0Y=' 
WHERE 
  key_id = '75e498cb1052a4d811b700814a3524dfa93cc73bced32d9032b5482d18eb8353' 
  AND (
    token = 'uVMAt8WYjElDUcTc911e7loA8efiH4ceHXDKxvKaO0Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )