UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lnQn9iQAKvdtkC+NFFSctY0MewYU0teZfZfJI5F6iQE=' 
WHERE 
  key_id = 'a4619eaf06537285283bf79544530a67945d08cd3c945cf4f0982390152e4794' 
  AND (
    token = 'lnQn9iQAKvdtkC+NFFSctY0MewYU0teZfZfJI5F6iQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )