UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HiUwaJNr2aHl28SXJnPwtUNRthUiKbevlRDs5+nlLfs=' 
WHERE 
  key_id = '6d720671273181c7d6d3998c88f2ce4266996c0754ecd0b52d192da26357f516' 
  AND (
    token = 'HiUwaJNr2aHl28SXJnPwtUNRthUiKbevlRDs5+nlLfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )