UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iQga8VlFtg1wlXT86Ou6ei4sKnctgXYjura4JSBs/dg=' 
WHERE 
  key_id = 'dc3cd158c37446fc9bf07311bc8d4d18b74901b3d308586f5a292429390013c8' 
  AND (
    token = 'iQga8VlFtg1wlXT86Ou6ei4sKnctgXYjura4JSBs/dg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )