UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P6Db7128ZDXbCX51r7YRZpmxwkWawdiXvRLijI8PQCU=' 
WHERE 
  key_id = '374cae4942618cd1d3b44d64cedbe15965c098e20a2f0aaef519c4499ad46dd8' 
  AND (
    token = 'P6Db7128ZDXbCX51r7YRZpmxwkWawdiXvRLijI8PQCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )