UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r1jNwIlwo72iy8wFL2oyVEyVne2Og6MqAn2q3WzL1dg=' 
WHERE 
  key_id = '84f9188b416ff981c4c356acd35e521bd959dd5038c03d721e2930f61ea94ecf' 
  AND (
    token = 'r1jNwIlwo72iy8wFL2oyVEyVne2Og6MqAn2q3WzL1dg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )