UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sqQXtQd6yYwy/PIUXL3aODd6ogYgV4Y2Nek2T161erg=' 
WHERE 
  key_id = '939dc03f6d0a091cd4807747886ae8134d602464aacc721138860f345e321e04' 
  AND (
    token = 'sqQXtQd6yYwy/PIUXL3aODd6ogYgV4Y2Nek2T161erg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )