UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5lxAxq+0JKsDCTCTSc8zBiw9D9yjAAU1KTlB/uAthWE=' 
WHERE 
  key_id = '6c6076bc9a267d794859f78eeaf8746c806ee065a50510f9179792e5aa1759bf' 
  AND (
    token = '5lxAxq+0JKsDCTCTSc8zBiw9D9yjAAU1KTlB/uAthWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )