UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BxwlMVYKwEqI9KxJBZzp980FhFI4rlAJrm+G1CqZT9A=' 
WHERE 
  key_id = 'd21be8c5a5361a65377905383b20c0c2d69d785e7308ccfb0ae0d9e762cbdb43' 
  AND (
    token = 'BxwlMVYKwEqI9KxJBZzp980FhFI4rlAJrm+G1CqZT9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )