UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tn2VJO+bxct5xkrn2zo1iGMKzj7WOLEBFac7QXh8zIE=' 
WHERE 
  key_id = '69888d7e3b47f8036168d939b727615ef450ca2b1b409561bc1667300f902627' 
  AND (
    token = 'Tn2VJO+bxct5xkrn2zo1iGMKzj7WOLEBFac7QXh8zIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021