UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fgv0W6zh09lZu0REJUyKuuvg9E3NNbZ725oWPBE9GrQ=' 
WHERE 
  key_id = '93dbc5107d4001ffda816316cd119d37b615f940b81233902124e0f39078f43c' 
  AND (
    token = 'fgv0W6zh09lZu0REJUyKuuvg9E3NNbZ725oWPBE9GrQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )