UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yRULAJAUYrThXlC2PwVcvlYMYPDV6I6wtNdOUCaUS+Y=' 
WHERE 
  key_id = '52f0d8f29ec32f48683b4072f2762fe21aa2e405808bb846209e07b907c67f74' 
  AND (
    token = 'yRULAJAUYrThXlC2PwVcvlYMYPDV6I6wtNdOUCaUS+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )