UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EHD8wWjJEM+CA7sHYrY7pOjxfdxXfBAREUIq8XfToVA=' 
WHERE 
  key_id = '6b824d193ffb320fb5827f0623f4b936fcc13d6b008692c986f977c3511b2594' 
  AND (
    token = 'EHD8wWjJEM+CA7sHYrY7pOjxfdxXfBAREUIq8XfToVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )