UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dMdpLwGZTX/t5coEOnhETXhVmEnehWqaU8ESvFMgD2k=' 
WHERE 
  key_id = '7c9e2865d94217b78bc5699376c744ade0f5109f20b3aa63a0f0ef2500285617' 
  AND (
    token = 'dMdpLwGZTX/t5coEOnhETXhVmEnehWqaU8ESvFMgD2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )