UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b4rKYO7W6dw6nkT9lOB1CGH7LySOMPF0AKOWSYNrzGA=' 
WHERE 
  key_id = '4b965884dbcd88568daa88cd75f3f985e246e0955c9631c622458ca249ace04b' 
  AND (
    token = 'b4rKYO7W6dw6nkT9lOB1CGH7LySOMPF0AKOWSYNrzGA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )