UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rGvUj2+78R/0HOsAIBZ9xwSX9+VOGCFzPKoKxlzb6AA=' 
WHERE 
  key_id = '72f4e1e5cf52e3a11c27c7f3b149acef4e1ec01106f154284e044058fa620b96' 
  AND (
    token = 'rGvUj2+78R/0HOsAIBZ9xwSX9+VOGCFzPKoKxlzb6AA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034