UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TgcIKRr3iUERaDsYHMm1dYYtzYgTtKICWgKkS5mQUug=' 
WHERE 
  key_id = '6a1bbc35e64585571ebc6fe18d856508c4edfa1a351089d4af83de529f5816cb' 
  AND (
    token = 'TgcIKRr3iUERaDsYHMm1dYYtzYgTtKICWgKkS5mQUug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )