UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GAkHp6N8RX0Tlatco/3Uc4TEiuYd0ky7HSpHeMV6+aY=' 
WHERE 
  key_id = '939f7247d6f6e401b639d892416ab785cc71c6fd068a03b54430f425c26eaee3' 
  AND (
    token = 'GAkHp6N8RX0Tlatco/3Uc4TEiuYd0ky7HSpHeMV6+aY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )