UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gUrkcYoTfbbfVl8LDK43O8aiQFPXUYJENorujBwBZS8=' 
WHERE 
  key_id = 'c2ac54fd522af38d087db83bac8f1b3975c5bfd8e322c818d472db06e041ec02' 
  AND (
    token = 'gUrkcYoTfbbfVl8LDK43O8aiQFPXUYJENorujBwBZS8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034