UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vvz4CfPbxaFfDs64T/nTcEgf3EiVuqwI8ofPGTi+GII=' 
WHERE 
  key_id = '33e96fb9ececaaab283dc27591a7087fdc7fe543a1b99341127b109a2d7dd271' 
  AND (
    token = 'Vvz4CfPbxaFfDs64T/nTcEgf3EiVuqwI8ofPGTi+GII=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )