UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RML17QyAsjCBtmY+28xIzdev9sdsoC00P3KKIzMzL6o=' 
WHERE 
  key_id = 'c6c63782abbf2297d70ca29a1382d5949eab437259469aab959358591ebd3588' 
  AND (
    token = 'RML17QyAsjCBtmY+28xIzdev9sdsoC00P3KKIzMzL6o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )