UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4HcnKYe7RZ3sLNP/sbwTFW43DqRPYSaA3tbLwHIkO38=' 
WHERE 
  key_id = '47316b52848113abba6b4b2493b296da8f1a51987ac206971fa41ded68ae1793' 
  AND (
    token = '4HcnKYe7RZ3sLNP/sbwTFW43DqRPYSaA3tbLwHIkO38=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )