UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XwvMdfFj9djdlaUUh8GnL/zdZguPB20TN4SlMhOypno=' 
WHERE 
  key_id = '881cc8326020eb8db515a7461ca3fde550aa38a4c75200a9cb1976e3da116720' 
  AND (
    token = 'XwvMdfFj9djdlaUUh8GnL/zdZguPB20TN4SlMhOypno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034