UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E/+rZs92AIMoFRMOG3nuEGxuOURHw3wbEg3ojsoHBuA=' 
WHERE 
  key_id = 'e21dcbe6f60b259d7006ae9611bbdbf175620ee49fba9d455f7c49656a3b6749' 
  AND (
    token = 'E/+rZs92AIMoFRMOG3nuEGxuOURHw3wbEg3ojsoHBuA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )