UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lk27+/LHo8RXyJLB8hksjrFqhuWD6YAu8P1cWP30j5o=' 
WHERE 
  key_id = '8894debc3ac987e814bd718588e48f0a69a68c385ad39e29aab610b9becdddd6' 
  AND (
    token = 'Lk27+/LHo8RXyJLB8hksjrFqhuWD6YAu8P1cWP30j5o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )