UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VBY1uJelyrk8QzWv6Xeu8FX3S4nGask0LhnpjmlBEsA=' 
WHERE 
  key_id = '939ac3cba8fa631adcda7339f9a341cf4bc37d42b59324722b1aa89f1f3b1b94' 
  AND (
    token = 'VBY1uJelyrk8QzWv6Xeu8FX3S4nGask0LhnpjmlBEsA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )