UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CYRTk+Yj9my57wwlzJvytCPBlfc8dAurh8h2b0aIBDM=' 
WHERE 
  key_id = '31a3f177565fe19e69f4634ef6bdcf5b5bd95f61012f82b6915b1887a3ed9fe3' 
  AND (
    token = 'CYRTk+Yj9my57wwlzJvytCPBlfc8dAurh8h2b0aIBDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )