UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UnCXjKg6FzYguZgnQmDuEqEZT6osBTq4U9v+m9YvTuc=' 
WHERE 
  key_id = 'c701e1c1a9c1bef8871e773a493d52bc194ad5b7ed489812f97ab8120b76ab77' 
  AND (
    token = 'UnCXjKg6FzYguZgnQmDuEqEZT6osBTq4U9v+m9YvTuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )