UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a2kXcsMwcrMJSZMMhLlqljS5BdPi7PZdPwCe1gaS8+0=' 
WHERE 
  key_id = 'a48b0c8f85e1fa0ea248f89a14c17f705811e8d90cd6f9763bf3f2163dc1e931' 
  AND (
    token = 'a2kXcsMwcrMJSZMMhLlqljS5BdPi7PZdPwCe1gaS8+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )