UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y1pZ5v5slM2COQfDorT9ubHPUErm6V6jKuTP3DO0X9Y=' 
WHERE 
  key_id = 'b6d6cc6aa60eb5803b5623cf2076dd08f69079dd1852720951de2b9990e71a1d' 
  AND (
    token = 'Y1pZ5v5slM2COQfDorT9ubHPUErm6V6jKuTP3DO0X9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )