UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zAk80wRxaXTUljCR6UdW++G6KrHBsqr+iRLar6wMl5E=' 
WHERE 
  key_id = '021a5cb485bdecb36ccf6233219ec2129404718074f20ce5d4ef00b7e1f93525' 
  AND (
    token = 'zAk80wRxaXTUljCR6UdW++G6KrHBsqr+iRLar6wMl5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )