UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zr/0If6KiSxQVAld9sKoFlXM3QU592xPXb2lolud8RE=' 
WHERE 
  key_id = '6f89c62f67d15e1fe568d6ab95dbccd859a52b283e033515e7c44cd2139986fa' 
  AND (
    token = 'Zr/0If6KiSxQVAld9sKoFlXM3QU592xPXb2lolud8RE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )