UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wwfRzVVXFM4n/xCx1BYXWCkV/NL9Y7ucgbVxsBcOn1Q=' 
WHERE 
  key_id = 'b51940fc8f76905797ee003a7d2f472465c28601d97986d1316b93d99db43ac5' 
  AND (
    token = 'wwfRzVVXFM4n/xCx1BYXWCkV/NL9Y7ucgbVxsBcOn1Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )