UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sz9eVtM0w8/1AAVUXpdmPSR6mmvyx/sC4iCJk1qzafQ=' 
WHERE 
  key_id = '4d4f9ff883898821c5378c23df0ee0404a64cd4d765ea9b7c288cc0ce027f36c' 
  AND (
    token = 'Sz9eVtM0w8/1AAVUXpdmPSR6mmvyx/sC4iCJk1qzafQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )