UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MRMV2igIcduuezDm1R8YfurzbRCsrZF3mjHEt863cQ4=' 
WHERE 
  key_id = 'b8286984931ec9290d8f0bf8c323ff2f2357abb0f0d21780e222f425a6de10bc' 
  AND (
    token = 'MRMV2igIcduuezDm1R8YfurzbRCsrZF3mjHEt863cQ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )