UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '54UisAeM591n51/5412Lpr46qdUDBUwtOgZNlDuRdZg=' 
WHERE 
  key_id = '521cfd44615050ced36f13f78775b1852708387f92bedff2026e89e24368e33f' 
  AND (
    token = '54UisAeM591n51/5412Lpr46qdUDBUwtOgZNlDuRdZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )