UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IDXQ1/4ThS5tc+mt4/YHm9JT8IuYOJjkIxMuhcHa1N4=' 
WHERE 
  key_id = 'b0e830bd5e3a0b8aec81a1fc60c5c5bebddbde0c167a586833b8dd4501e1d844' 
  AND (
    token = 'IDXQ1/4ThS5tc+mt4/YHm9JT8IuYOJjkIxMuhcHa1N4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028