UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rK8sRb3RA+w6AImD1IEefXfC2T1hLbeFzBvxPUIwd6U=' 
WHERE 
  key_id = 'd538fc987535dfc7973c2ea8282e0ced7e132f67ac8a5cd2fe2a9146d9793f84' 
  AND (
    token = 'rK8sRb3RA+w6AImD1IEefXfC2T1hLbeFzBvxPUIwd6U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )