UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kn2/3bOwJB3S9TVXWAGCxjJQJb4Q/EAw+uh8/ibJhOY=' 
WHERE 
  key_id = '46834a03af01a34d55b724e6d8462a841c547c256596ab3eb88e5d2dcadc1858' 
  AND (
    token = 'Kn2/3bOwJB3S9TVXWAGCxjJQJb4Q/EAw+uh8/ibJhOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )