UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a9uZY/VG7/hJBzXjqfljL8e5UvAehCcQY6rfSJ+MRzw=' 
WHERE 
  key_id = '56f0bf018cefb9311645f01d090251e1907e7abf559df59f01f9862200db3697' 
  AND (
    token = 'a9uZY/VG7/hJBzXjqfljL8e5UvAehCcQY6rfSJ+MRzw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033