UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l8QVUW0C0ozJqTxOgHt3/9Ii3uCrswT4fiEtFhLTE08=' 
WHERE 
  key_id = '157c6b43ac3d6473927ee404280e22f3a7f124d45a10accf0ef753baec7343a3' 
  AND (
    token = 'l8QVUW0C0ozJqTxOgHt3/9Ii3uCrswT4fiEtFhLTE08=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036