UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZYnqj5yUJ/rsFaHYgNWN7NJNsJkonzEn3wp97812VoM=' 
WHERE 
  key_id = 'f52fef3199345c4e8a418ee03f6ce4816340dc7b928171073c59678f2a30ea4d' 
  AND (
    token = 'ZYnqj5yUJ/rsFaHYgNWN7NJNsJkonzEn3wp97812VoM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028