UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MoHgAsRbWVAoKVnTqjkTiwDnatd8lMkdhjeYKdTJo0k=' 
WHERE 
  key_id = '820699d7ec00e1edc7d19653f999e8d6160e9baceb54e738fca15b874047dedc' 
  AND (
    token = 'MoHgAsRbWVAoKVnTqjkTiwDnatd8lMkdhjeYKdTJo0k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )