UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RQAyPeWiaB2xYA3beN5Rt3GgAzaqu8OFoPE3SFEu9m0=' 
WHERE 
  key_id = '42e46fbfb84abce6b7cedbd880c9eb2e9abb9b28de24077a351619097fb51aa6' 
  AND (
    token = 'RQAyPeWiaB2xYA3beN5Rt3GgAzaqu8OFoPE3SFEu9m0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )