UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f+mMFydXJ7i0cy8BEUh1hzVwK26zs/Gw7CGFRezhNmc=' 
WHERE 
  key_id = '6b8c727fb9b062cd400955f2ee86cffe7fec4094291f06a3d791dcd98560ad88' 
  AND (
    token = 'f+mMFydXJ7i0cy8BEUh1hzVwK26zs/Gw7CGFRezhNmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )