UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G8taqFKNTkP3I8lgMjheYiP8sb8scgGNlpQGiDXvO6g=' 
WHERE 
  key_id = '51c821101b79af6e313c832e4d6c4cf6349893773950c1869b53c075ff4df7df' 
  AND (
    token = 'G8taqFKNTkP3I8lgMjheYiP8sb8scgGNlpQGiDXvO6g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )