UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q5URNe2zvdUNAxRci8cv5PbjE/FchPOO5nInlo68vbI=' 
WHERE 
  key_id = '9f2d51759274f7aa67677f99644558defcda7b2359f48c49477550632693801a' 
  AND (
    token = 'Q5URNe2zvdUNAxRci8cv5PbjE/FchPOO5nInlo68vbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )