UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/6yZuw398XIyEJ9HihfsYv6k6Sjhg9aSct/ZqxazkoA=' 
WHERE 
  key_id = '493c465e5ad14e0f7e494313001546d24aec5628d413628174e461c78bccdf02' 
  AND (
    token = '/6yZuw398XIyEJ9HihfsYv6k6Sjhg9aSct/ZqxazkoA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )