UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+UMHMNXTfHOW1FMbwygJiYUD6Syl+aHgwRQzr9gAUJ4=' 
WHERE 
  key_id = '647fd6b9fe77bd1224824f449f6dda4c0dc19755d73be8ab42327be80349363c' 
  AND (
    token = '+UMHMNXTfHOW1FMbwygJiYUD6Syl+aHgwRQzr9gAUJ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )