UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HNq8wcs3djQNOOC8iNT9YDvCHRkTHCvBU6/venHZVDU=' 
WHERE 
  key_id = 'b47ce19f2f4a413ee6170add9524ef952f3ae2edc9067e52880e9bd9dfd08921' 
  AND (
    token = 'HNq8wcs3djQNOOC8iNT9YDvCHRkTHCvBU6/venHZVDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030