UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SCcmI+/JmYHc5iG9UKDR93O5i4oj4tTkQ3yxYMnii6I=' 
WHERE 
  key_id = '4e53a188955ee9849da0d063a3498a021868fae58f305627a6442b6a1a01aeb1' 
  AND (
    token = 'SCcmI+/JmYHc5iG9UKDR93O5i4oj4tTkQ3yxYMnii6I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )