UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cNsmqnb1xUFhXBHWnRWhHT1zE0nCaMxZSReYeKxbFXY=' 
WHERE 
  key_id = 'f6947be968405839199615bf1ea1db85cb331bc988198c74bd7cadff352e2524' 
  AND (
    token = 'cNsmqnb1xUFhXBHWnRWhHT1zE0nCaMxZSReYeKxbFXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )