UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '74yWe1z+qpXFz8c8AiGjdIGWKSaVtIe+B5rFZDP0dKk=' 
WHERE 
  key_id = '9c79f788d65ffecc257c5c493833aa3edc7e9b7421600c01392e2a1eb2ae20f5' 
  AND (
    token = '74yWe1z+qpXFz8c8AiGjdIGWKSaVtIe+B5rFZDP0dKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )