UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/EpSKzyYdgRevxxi3wxcpFOhosvSy0+KK1kir3VvJ2E=' 
WHERE 
  key_id = '93c6e174f2031c65f8c4684a34d92c8f8ce7416d4fa809649eee171c2e4e14d1' 
  AND (
    token = '/EpSKzyYdgRevxxi3wxcpFOhosvSy0+KK1kir3VvJ2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )