UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ywa/SvDStc/fS/fpBIkEvNuZGl7eXQsfCyx7u9+paiY=' 
WHERE 
  key_id = '81a2238bf81c4fdd4a257b34c461e37546380af0948f1c1fc449c737e5c34e19' 
  AND (
    token = 'Ywa/SvDStc/fS/fpBIkEvNuZGl7eXQsfCyx7u9+paiY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )