UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zad1o/osAKPgPeBtU2VnV7e4rMIstLRgN7aTpwRun7Q=' 
WHERE 
  key_id = '8c388de41eac6cdc28996ccb330d06ac759652635d448eeae96627bd55ddb9a7' 
  AND (
    token = 'zad1o/osAKPgPeBtU2VnV7e4rMIstLRgN7aTpwRun7Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034