UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rH/aIN/COutYNM/pSbVC/YcosV53kDYuHLcZCqvxiWM=' 
WHERE 
  key_id = '455ae976008b11171eadaf9c933dd52494741da891e75acaa9c9888b5515b143' 
  AND (
    token = 'rH/aIN/COutYNM/pSbVC/YcosV53kDYuHLcZCqvxiWM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )