UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ArbMtq5Ze7YmuGvvipxnDaQDvRmhdFirduQanZChaT8=' 
WHERE 
  key_id = 'd80fb4f90420c7ee405b12fb947568f1375b82582c0b347058fb1188ca70283c' 
  AND (
    token = 'ArbMtq5Ze7YmuGvvipxnDaQDvRmhdFirduQanZChaT8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021