UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ok6sLSkIEguZmqubr1fpeERqDDqxaKFkDy2YZ1gBHSo=' 
WHERE 
  key_id = '335fb99206fa34d333cb0da08f3e21bf19ef54128965a3be882aadd9b3aaa655' 
  AND (
    token = 'ok6sLSkIEguZmqubr1fpeERqDDqxaKFkDy2YZ1gBHSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )