UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BlK6pJEvvFyiAN41Otgs1UhMOaqR/JrLBmItwKsOIfo=' 
WHERE 
  key_id = '75f837b8d81b82773c9111231ff7874c97e2c9d5fc1985233d4ecff21dace72c' 
  AND (
    token = 'BlK6pJEvvFyiAN41Otgs1UhMOaqR/JrLBmItwKsOIfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )