UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a8iJePOCvNqVsvqhEbJuSBSdktMAFBAiBqyUhmHVnuo=' 
WHERE 
  key_id = '9cdee1f546dc2ac465a63c8d86527f8786f048414974f0efefa56441811ffab9' 
  AND (
    token = 'a8iJePOCvNqVsvqhEbJuSBSdktMAFBAiBqyUhmHVnuo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )