UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6DLEgsN3wFqwFflen7mn6/z4dBtWGNDTlklA0EJk7M=' 
WHERE 
  key_id = '7f8883808a5e13f0ac5dc8d807a6876b0d03529486687d38fe6ede5c793b7354' 
  AND (
    token = 'C6DLEgsN3wFqwFflen7mn6/z4dBtWGNDTlklA0EJk7M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )