UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uc3WwOcQurzQ21CXCS2XtXufTfufu2jY82Zd0W8Bhbg=' 
WHERE 
  key_id = 'b953ed6d4ce08bfe9f86954efe7feaa4a8a1e5ab63eab16aa3eaec2af9c6e496' 
  AND (
    token = 'Uc3WwOcQurzQ21CXCS2XtXufTfufu2jY82Zd0W8Bhbg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )