UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KrQAWO6OSQI7Ez7xDWdtU4SPdFOva2myHz3qN2hvRp0=' 
WHERE 
  key_id = '2f859740817854ab2cc868d773e1ea7e679ad2561ce7f848781167ad0828df3d' 
  AND (
    token = 'KrQAWO6OSQI7Ez7xDWdtU4SPdFOva2myHz3qN2hvRp0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )