UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rr0yp4AqOmQkFGbz8uDbg/krjRTPf98OLIJpM6Ke0/w=' 
WHERE 
  key_id = 'c5296852ab2d41d3fad27a9487452a2bba445c400733bc4303fd760c90216e20' 
  AND (
    token = 'Rr0yp4AqOmQkFGbz8uDbg/krjRTPf98OLIJpM6Ke0/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )