UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PufCprLHXAHsn86zPABd6LaAys2eQZFb1+En8OMQKQw=' 
WHERE 
  key_id = '1a9e0a9f1262254a2143d6cb96e8e720972ef9d1d4ca95a56e7ae4f0c535ef1d' 
  AND (
    token = 'PufCprLHXAHsn86zPABd6LaAys2eQZFb1+En8OMQKQw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )