UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6XMtaIkzJQh0ZdC0aDYoSFZdqnCI9JGrJRI7owb38x8=' 
WHERE 
  key_id = '4f6fb0c80e5651adda7dc3c367a5a48ee3686c9399ee6d8ec6bc68a52207a2b5' 
  AND (
    token = '6XMtaIkzJQh0ZdC0aDYoSFZdqnCI9JGrJRI7owb38x8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )