UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N8wb2JYh1EKWLESvID3lbkJv2gV9Hi4uQHrk37Icb7g=' 
WHERE 
  key_id = '3b1978de0269ab6e11571461cfe6b492d762e641163c82e3fef27038a6bdaecc' 
  AND (
    token = 'N8wb2JYh1EKWLESvID3lbkJv2gV9Hi4uQHrk37Icb7g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )