UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VZ/JQALG75SHppZqp2qyLLmKCRPss77Wgd1xm/qMuQc=' 
WHERE 
  key_id = '918968426c0d9d60d36ea7e067d87a8146a015b02c44855891021322957c20a6' 
  AND (
    token = 'VZ/JQALG75SHppZqp2qyLLmKCRPss77Wgd1xm/qMuQc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )