UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I4hbg2Sp7c4p0Vb+yh2bI0oP+YgEkQivbltVlD7qryk=' 
WHERE 
  key_id = '2db84c5c5bcea8d635b56f346ae2b28f4565c301089ece317e0c1c4d27be8901' 
  AND (
    token = 'I4hbg2Sp7c4p0Vb+yh2bI0oP+YgEkQivbltVlD7qryk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )