UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pu8fo36RamwF3F2TwQgXZuhS0a06Ekd7xptb/Ueob3k=' 
WHERE 
  key_id = 'af6103e2484b6a6859e117f3ae3280f931fe7eeced82f0540d230d68398e3df4' 
  AND (
    token = 'pu8fo36RamwF3F2TwQgXZuhS0a06Ekd7xptb/Ueob3k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )