UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K/+QoOrqlSxH0dk1EJHnkVyLFPeqgAVvBLSyRfeQXDk=' 
WHERE 
  key_id = '837b2271424c53e68e1d458892f2a40f4909fac613fcde855b791329342fe0c0' 
  AND (
    token = 'K/+QoOrqlSxH0dk1EJHnkVyLFPeqgAVvBLSyRfeQXDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )