UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1XuS90QtZataqvjJX+jyQCG3ewrnssC+epRJjXogKtI=' 
WHERE 
  key_id = '78d04fbb9c126b98f2608fd8dd7ddeb23de51cc6602b728b33e2b98aea2905f2' 
  AND (
    token = '1XuS90QtZataqvjJX+jyQCG3ewrnssC+epRJjXogKtI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021