UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WueaU7n14EHFW5AqH4lD4N84yvl2D7/N6La1TP/5UQI=' 
WHERE 
  key_id = '4d74915d1401de851b89b3d5aaabd95517752a6238c8734bf32c9f6433548577' 
  AND (
    token = 'WueaU7n14EHFW5AqH4lD4N84yvl2D7/N6La1TP/5UQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )