UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'snZx75zg2XmKbm8YWXLtuJ2jzJoR3yAyYomElicrLuU=' 
WHERE 
  key_id = 'b8fdfafc40b97e8ee3ead89e88a38dec56a717395cb5d748251f5776c149dfc4' 
  AND (
    token = 'snZx75zg2XmKbm8YWXLtuJ2jzJoR3yAyYomElicrLuU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )