UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D34WaiudXHPmNQCRPy0kjI1zt5nRQzeDrnxMIyJiR+I=' 
WHERE 
  key_id = '59545dc2fafb97162e62ec6e4ec02817a35360fc3a66a96df88be48e8d4ef4af' 
  AND (
    token = 'D34WaiudXHPmNQCRPy0kjI1zt5nRQzeDrnxMIyJiR+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )