UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ekQNLPoAD2k6sGqXu7K2aizryoMV8pdpm1agpGiNigE=' 
WHERE 
  key_id = '5b886d121acca4e03f024500225fe71b7f35b97742881ed5139f2109b8024116' 
  AND (
    token = 'ekQNLPoAD2k6sGqXu7K2aizryoMV8pdpm1agpGiNigE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )