UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CKk44Zd+gSWlmUtGDhNOIaQToF4x50fOVBtSyU6KXbE=' 
WHERE 
  key_id = '766a42f67ac3584e5bd4ac9f07eca0b3a0d175445647f703467b0c93286c314e' 
  AND (
    token = 'CKk44Zd+gSWlmUtGDhNOIaQToF4x50fOVBtSyU6KXbE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )