UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D8tQt9qFnQfDQ3P7T63LDxlBPAI7s4yVAx4657Dwyfs=' 
WHERE 
  key_id = '950ccac6e488510b6fafb12eed4255da53c24d7794b918cb36d2dfe13aafe6d7' 
  AND (
    token = 'D8tQt9qFnQfDQ3P7T63LDxlBPAI7s4yVAx4657Dwyfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )