UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bfx9X/Co1zX/10IIXu2vhOpHAKpwTwlctzvsYaoAJ3Q=' 
WHERE 
  key_id = '83e2bbeba5d0cd22597480a8fc5869c4271da32233952c3c6c7c38947ed5eee9' 
  AND (
    token = 'bfx9X/Co1zX/10IIXu2vhOpHAKpwTwlctzvsYaoAJ3Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029