UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UMlVrkihaP2/tWBowqzjCBFepf8NKnlMvzKnE2StVNY=' 
WHERE 
  key_id = 'b48f8b3117553a57d2c352d6f5975a3875819780de2dac76faa9dd79794fa384' 
  AND (
    token = 'UMlVrkihaP2/tWBowqzjCBFepf8NKnlMvzKnE2StVNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )