UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BrnwwWNit1Myl9Q1AiKweIe3f2uRBYk1WCAtGZlOCC4=' 
WHERE 
  key_id = 'e85dfeec5164256b3adf9253bdf6c508f4d5a9dae6be36d208831a7d7e3d3352' 
  AND (
    token = 'BrnwwWNit1Myl9Q1AiKweIe3f2uRBYk1WCAtGZlOCC4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036