UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k15YJLn/gw7WxJQYpl/cXlEduGVFnzMb0V6/PdwaPjU=' 
WHERE 
  key_id = '4bf317b8baaae8275859052090cfcab1fc3621ba4866363057c2f636c6d5e8e4' 
  AND (
    token = 'k15YJLn/gw7WxJQYpl/cXlEduGVFnzMb0V6/PdwaPjU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )