UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MzfdqL9g9VtJywfOoOw9ggm1iA6upHmQqvISAEVWf54=' 
WHERE 
  key_id = '6998e7ec83cc21119b0db8a3753dcb3a6c2a750c9a65f594f5b0b30de5695a64' 
  AND (
    token = 'MzfdqL9g9VtJywfOoOw9ggm1iA6upHmQqvISAEVWf54=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )