UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/rRgBnuG/iHLIl1T8gP9lPV/cHWMCzYDYe9oxbnldrM=' 
WHERE 
  key_id = '8ac912fa735bd5a75f68069401c3cfa67a44dfa9621bf785d8c77688ae733e7a' 
  AND (
    token = '/rRgBnuG/iHLIl1T8gP9lPV/cHWMCzYDYe9oxbnldrM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )