UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+9E/W0JoSyRA/PM3z9Fgb9MLFWlOUCCi1tuZnd1CloY=' 
WHERE 
  key_id = 'e2593069b1eb4d3ff690e42f3cb29ff242e6d1370138441581689c91b718cbe6' 
  AND (
    token = '+9E/W0JoSyRA/PM3z9Fgb9MLFWlOUCCi1tuZnd1CloY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )