UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RtVt44WRUI4V9lpB+hPJyJrVe0sYx41dcdZj4+b+BWc=' 
WHERE 
  key_id = '2dd4564673be3964f9de4327032c80ae08155886cf698276d2d2198093416df8' 
  AND (
    token = 'RtVt44WRUI4V9lpB+hPJyJrVe0sYx41dcdZj4+b+BWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )