UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mT5rvEFESShpfSaxuIGJ6pNaISBpi2cE6ZE78ORo/Ps=' 
WHERE 
  key_id = '63f592e30eb8048f5c2f3f24d5846da669fbba6807d6da48a6a72e9478f30ad4' 
  AND (
    token = 'mT5rvEFESShpfSaxuIGJ6pNaISBpi2cE6ZE78ORo/Ps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037