UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gw3j5k/REr9GR9lT0/DuDALau99AeJEp7zd3aXErnrk=' 
WHERE 
  key_id = '5a51d1282afc86ca123b5e2aa22816d933cd76a3b66fa5b53fdccb6e97c26cbb' 
  AND (
    token = 'gw3j5k/REr9GR9lT0/DuDALau99AeJEp7zd3aXErnrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )