UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4ZRxvkJeRtHWW7FLn5o2+eiys2SqkhDgnn0SanonK4=' 
WHERE 
  key_id = '9755e7899c7db84dbd6fcea89d0929603c67ba1777da1bd5d0c212617ab1e481' 
  AND (
    token = 'U4ZRxvkJeRtHWW7FLn5o2+eiys2SqkhDgnn0SanonK4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )