UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bMUGxJcnu42ASzuRqpvMF5bBzvcGye86vsHvn6fUCfs=' 
WHERE 
  key_id = '6226194330979360c4df5ad84a8e119b45d67faab52dff71a12ef79866bdc197' 
  AND (
    token = 'bMUGxJcnu42ASzuRqpvMF5bBzvcGye86vsHvn6fUCfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032