UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sX4StBoS5WqFwLXKirJdB75rM8ZVEN5nPMUBEUw7wRo=' 
WHERE 
  key_id = 'b958853fd19a757b7d7243c8e0b9b7d57cc59284bf7fb25a41b0ae81156d2852' 
  AND (
    token = 'sX4StBoS5WqFwLXKirJdB75rM8ZVEN5nPMUBEUw7wRo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026