UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9M1Cn2LlvBEEJ9DYHFh3mdVNCgN3gUIKp3TDDlniXkY=' 
WHERE 
  key_id = '751aaa0d2d23b9c863b7ce78c8b26fbb922b6688c3201273db582e215116ae72' 
  AND (
    token = '9M1Cn2LlvBEEJ9DYHFh3mdVNCgN3gUIKp3TDDlniXkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )