UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SK4enpWtxf8h53EFhCAwJyktRncwIO0Xax95OU0LFCI=' 
WHERE 
  key_id = '301c5be06f8a125dd8d678d4c49733efb302162895b8161237c6003b5e4c5021' 
  AND (
    token = 'SK4enpWtxf8h53EFhCAwJyktRncwIO0Xax95OU0LFCI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )