UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kR1gQSvRAI6gxdu1a+NeHzUhfM11wyaX33bATr2TZqI=' 
WHERE 
  key_id = 'a8a73b6ad931eeb679a6e65f4b327601648e02f1b269486c7557516483158770' 
  AND (
    token = 'kR1gQSvRAI6gxdu1a+NeHzUhfM11wyaX33bATr2TZqI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )