UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gdroYuiJ3fZeh+QAPoxms1JJI1UxuciG2SFWswnmGdk=' 
WHERE 
  key_id = '6bc1f46e545a07b5a4ced0fc35b6d11c686500d3224446c1bf185fa4aa3d2d6d' 
  AND (
    token = 'gdroYuiJ3fZeh+QAPoxms1JJI1UxuciG2SFWswnmGdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )