UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gJRDETaG7U35PFOBL2rWQm7qCpk27lWiRdwnpeXyuic=' 
WHERE 
  key_id = '0515b5f8ff96b7473307f401c179ea41404ff4dc658093e3a160508a5ada58d3' 
  AND (
    token = 'gJRDETaG7U35PFOBL2rWQm7qCpk27lWiRdwnpeXyuic=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )