UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EW0+VhDeC9kF+4lEOkpvszqyv2ephJyAMexHy/6BT6Q=' 
WHERE 
  key_id = 'c4c1e72e67e98d5d65baf2f00f7f354604842829ab8fff3789371b0f06e0a206' 
  AND (
    token = 'EW0+VhDeC9kF+4lEOkpvszqyv2ephJyAMexHy/6BT6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )