UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LU3VOL47uDhtDa0Ny4n1lswkYCuZosTSgNRlj8H2vsA=' 
WHERE 
  key_id = 'e27dc34a88dcd177572b23c773081343753e2c62c286c7dfa59080321309089e' 
  AND (
    token = 'LU3VOL47uDhtDa0Ny4n1lswkYCuZosTSgNRlj8H2vsA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )