UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PjLGNyFUwHqKaKE1zkLzol32x+k8saoewXBeMc5ntJ4=' 
WHERE 
  key_id = '8cb4a186498e7887f08f0ec137e01d7650f409ca508b55ed0974f559f064f097' 
  AND (
    token = 'PjLGNyFUwHqKaKE1zkLzol32x+k8saoewXBeMc5ntJ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )