UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vjxMS5LPril1MFBWDhW35o35fO9tzVdp516gPSr/hWE=' 
WHERE 
  key_id = '2e9c97d9571c1091372aaa68215f1c22f01768019fa9fa22efd1aefefde17f8a' 
  AND (
    token = 'vjxMS5LPril1MFBWDhW35o35fO9tzVdp516gPSr/hWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )