UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F51ai1rVvgOkePPAbzXDzD33HQpRS8B1kFJ4upr77jo=' 
WHERE 
  key_id = '5daa91696c3b27709685d5dde2f8e7f62492185770e899e1f655486720af8e16' 
  AND (
    token = 'F51ai1rVvgOkePPAbzXDzD33HQpRS8B1kFJ4upr77jo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )