UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p4uvB9hDHia+UhQkHjHSJco4HhJPZzYoi56L5g5lK9c=' 
WHERE 
  key_id = '421d613f442921693f755200f6244f12a001e80a11444e19533e4d4f2008a9be' 
  AND (
    token = 'p4uvB9hDHia+UhQkHjHSJco4HhJPZzYoi56L5g5lK9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )