UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dQwTdpvorkb1x/X4aB2FtD0fP5Ip8uMDQsXGFIzWrmw=' 
WHERE 
  key_id = '668a702adf79b40b231bd98462bac9d45ac458880ece280fe97badf154340284' 
  AND (
    token = 'dQwTdpvorkb1x/X4aB2FtD0fP5Ip8uMDQsXGFIzWrmw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )