UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ocMzq4+8NgYRcmJytt+hrKh+3ULGfKouhM/y3hZww+Y=' 
WHERE 
  key_id = '28ea9f0ffe81704f76a037d7128a35a815f3d758456d8795460bfd3636f02f64' 
  AND (
    token = 'ocMzq4+8NgYRcmJytt+hrKh+3ULGfKouhM/y3hZww+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )