UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0cVQHf+BIOb6+pMTXu7azeLOsI4t79e8UAh8rfvUSFk=' 
WHERE 
  key_id = '842c9054d67bf08849edfac8210fea55c9e416e4549538a342c26ee188b74172' 
  AND (
    token = '0cVQHf+BIOb6+pMTXu7azeLOsI4t79e8UAh8rfvUSFk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )