UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f3A+YCZRNcdjHNdQr6TTJwAHfepTJBpXH0yCCmjjFlk=' 
WHERE 
  key_id = '6c97acb294afaa028429c8e137c0bd16b3d7383d0e9bb2335455bad62c78b6d9' 
  AND (
    token = 'f3A+YCZRNcdjHNdQr6TTJwAHfepTJBpXH0yCCmjjFlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )