UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LbTx6Wrynujhe3vOleZ+LitThSvuJ84eqyvdFNsy5+A=' 
WHERE 
  key_id = '76dcd8e75907a64b55bac79f8a381a7dbb250d21ffc4917057973fc7ba4cd063' 
  AND (
    token = 'LbTx6Wrynujhe3vOleZ+LitThSvuJ84eqyvdFNsy5+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )