UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DG9Szot1MpfUuKiD9Uz+jUxM1+DtjR7vCJpkP8LdkbU=' 
WHERE 
  key_id = '94a5820f87c4258f93fd733bd03b8151ee249660d037dcf4bdc434ea727df531' 
  AND (
    token = 'DG9Szot1MpfUuKiD9Uz+jUxM1+DtjR7vCJpkP8LdkbU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )