UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nxna+SBk6lLLwuvJ6uQ5CtB6wF1XJ61mcYqx/DWimGw=' 
WHERE 
  key_id = '8c16c2b2eecc6ee34ad417a872822ade48a811fa273f1df406eebf1aa035fcb2' 
  AND (
    token = 'nxna+SBk6lLLwuvJ6uQ5CtB6wF1XJ61mcYqx/DWimGw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )