UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VYnNeFOPtfOYCzDSg50acT3aLHRjjc1+EcyVpYv2A40=' 
WHERE 
  key_id = '833acf2aecf408c00f798a70ec139c3fec337983235e6b6afa61e972793021e3' 
  AND (
    token = 'VYnNeFOPtfOYCzDSg50acT3aLHRjjc1+EcyVpYv2A40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )