UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MXfhoTGnFs0RZuOFNzBsiH9M56uoeMrnNpbZbwYKEmQ=' 
WHERE 
  key_id = 'defc7b3519efa387fe01de3c019176ee4425891afeaff768d8129f9c46506e29' 
  AND (
    token = 'MXfhoTGnFs0RZuOFNzBsiH9M56uoeMrnNpbZbwYKEmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )