UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '77Jg8/IsymvCsO6w2phU/Np+lV5KirTmpHNaxByjzXU=' 
WHERE 
  key_id = '03d2818db8a16991f1a1826dcefaa088b29313757ac1d7b4dda62837ed1826a5' 
  AND (
    token = '77Jg8/IsymvCsO6w2phU/Np+lV5KirTmpHNaxByjzXU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )