UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P81jH23lIbD1RyJ19lpi8eRYfYq5F0Yxt3si3M/mm2M=' 
WHERE 
  key_id = 'f5bc7db3544a720dca2b516a5624fd6759ac4401072e45c099ecd1e2555c3ce7' 
  AND (
    token = 'P81jH23lIbD1RyJ19lpi8eRYfYq5F0Yxt3si3M/mm2M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )