UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yM2I1cKjuCtg1s1/HFRGOjlVRtYKuHN6PTjWaLlUOUg=' 
WHERE 
  key_id = '4c7f9cd434200e1c75a180b57d213e9c9de43917be1a57eb2a755ce4bbf8b95c' 
  AND (
    token = 'yM2I1cKjuCtg1s1/HFRGOjlVRtYKuHN6PTjWaLlUOUg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )