UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/S6ozlzqP99XVxOx8TV2RRNGs0R22feLnK2l7LTiphw=' 
WHERE 
  key_id = '1fe0d0ce89764ae97e4a2d092c95b8bb4cdaae2c27895902879f85f5e82a3faa' 
  AND (
    token = '/S6ozlzqP99XVxOx8TV2RRNGs0R22feLnK2l7LTiphw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00018