UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AjSc6L9OH59s5pQXY5gwaaUHQFXQbeygUCM3YWXl7cU=' 
WHERE 
  key_id = '252b5f123fe6adc2854b0f745e1db3e627e31edfd7cba6eddbeef9507c09b65e' 
  AND (
    token = 'AjSc6L9OH59s5pQXY5gwaaUHQFXQbeygUCM3YWXl7cU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )