UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUFLSBf/p8cUCdio6U8WdRYbYw1HYlVQGj8gIZbXXoE=' 
WHERE 
  key_id = '55082b9be35a556299577ae53c485644a045d66f6520381908c0b5d973fe6da6' 
  AND (
    token = 'RUFLSBf/p8cUCdio6U8WdRYbYw1HYlVQGj8gIZbXXoE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )