UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7wkexHFhElf0lJgukZgKvaG4uZZsz7Ie6Md9HdV/La0=' 
WHERE 
  key_id = 'b2608bf1a669f7ca1774465e2706d107416a42d9885bee6ae89c65ec90341f44' 
  AND (
    token = '7wkexHFhElf0lJgukZgKvaG4uZZsz7Ie6Md9HdV/La0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )