UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OyqI14YqNgfpTYec7g3QD60sBPepBbQ0Im/6hHaMps0=' 
WHERE 
  key_id = '5599e1d7fbb9e3ff0d100a2d1deeb3d80e266c6432a0974f86630d14579b92c7' 
  AND (
    token = 'OyqI14YqNgfpTYec7g3QD60sBPepBbQ0Im/6hHaMps0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )