UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3N/KkXszv5pUHKABqn4O6nC6XGsH9ugmEGpm0IqXP0A=' 
WHERE 
  key_id = 'dec9318333d2ae87c2e79605c68e8d1f97807ba016d7ba0c42fd1fc2b9e292c1' 
  AND (
    token = '3N/KkXszv5pUHKABqn4O6nC6XGsH9ugmEGpm0IqXP0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031