UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cu19b453Cb8yTuEjhBcdc8eQomODXyv/Uy5m3nlfay0=' 
WHERE 
  key_id = '8ee8903d8baad6ac56f906e5d9b3b1111e46feb09659a5e9653e6c1f27eb8b48' 
  AND (
    token = 'Cu19b453Cb8yTuEjhBcdc8eQomODXyv/Uy5m3nlfay0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )