UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w2BpR1Ijc6QfeUHlKPTwz0+bfk7I8vMEsHjsg0zJ0/Y=' 
WHERE 
  key_id = '0c8522596c977a88908ec7dba593fac33512255d97b9770f73ca641459275a44' 
  AND (
    token = 'w2BpR1Ijc6QfeUHlKPTwz0+bfk7I8vMEsHjsg0zJ0/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )