UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ddz4gzpSmBzecXkpszdTYJ2/0bA/vQ6/mxELMdphK0k=' 
WHERE 
  key_id = '6e9eba2b5d896b1a5b113331d0b05f5c0110d72180d567ca1b64ebe1311c2f89' 
  AND (
    token = 'Ddz4gzpSmBzecXkpszdTYJ2/0bA/vQ6/mxELMdphK0k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )