UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nTewr1sAGppv/QDBXcnzfumP2m7hSdLQVT4x/0UFQVE=' 
WHERE 
  key_id = 'e51b16d8510b566b2bce0e762bc2042f91f2653a02e4df202c219aec6d7d1e72' 
  AND (
    token = 'nTewr1sAGppv/QDBXcnzfumP2m7hSdLQVT4x/0UFQVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )