UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pK9v6Cje27VyLITnWJ+WdT+iFSQc0TQ8kX5wyBHnSVE=' 
WHERE 
  key_id = '09f0092a5712e91036ef5f04f9caf64de89d94d4a48169a033474f1aeb912d91' 
  AND (
    token = 'pK9v6Cje27VyLITnWJ+WdT+iFSQc0TQ8kX5wyBHnSVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023