UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oYs84Dhs91XIWA8eh3jOlvwc7fXq0zD1nG/cut0Dm/0=' 
WHERE 
  key_id = 'ee5386bc78d0d0f2b7a31e5dc5d814967d15c3635e17c3fac14f66f6e5b4977f' 
  AND (
    token = 'oYs84Dhs91XIWA8eh3jOlvwc7fXq0zD1nG/cut0Dm/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031