UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dzHh/mznwIBxd5I8grPD4U2H6lv9OkgfKfOHp88AsK8=' 
WHERE 
  key_id = 'ed131ae535af8338a6e9374d22bcddaa220ffa9a23d696e54ac1995ffca5ec1f' 
  AND (
    token = 'dzHh/mznwIBxd5I8grPD4U2H6lv9OkgfKfOHp88AsK8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040