UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pUnFk7ieo3ExfEt8DhK+op+ngfXLnAQnLj1IHdn0vVo=' 
WHERE 
  key_id = '4b925c582832696e3de060aef352a6f687df4772b14e1d88602ee6ea14af9329' 
  AND (
    token = 'pUnFk7ieo3ExfEt8DhK+op+ngfXLnAQnLj1IHdn0vVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )