UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xj9BPjwIePbfSaV8Z0Q165uRPZlKTus2O4VBEQHyTac=' 
WHERE 
  key_id = '4ade18d8b6ba672b16e1740e18cb09a2d32fe8d3836ddafa2a9927cc8a1c9f6f' 
  AND (
    token = 'Xj9BPjwIePbfSaV8Z0Q165uRPZlKTus2O4VBEQHyTac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040