UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EQkUbXzvlnQIhCxmmZqfOsNzxo0OqLgEYSLmRF45Vyc=' 
WHERE 
  key_id = '15b043a6b401b5aca419714304a8d18d9d4438370fc71c8b61291a7a04fe21d9' 
  AND (
    token = 'EQkUbXzvlnQIhCxmmZqfOsNzxo0OqLgEYSLmRF45Vyc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )