UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lEB5RfHszuEOdk6ITQzOcA9xH5qDVGl2N30+AQskjZc=' 
WHERE 
  key_id = 'c2fb2b833cec9768542f662c364d382d898af548c242891e3bea781517568a63' 
  AND (
    token = 'lEB5RfHszuEOdk6ITQzOcA9xH5qDVGl2N30+AQskjZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )