UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gP4iS7Ad8KwlcD5RmW8cUnfCYU4zTieYZaEKkz2Xc9o=' 
WHERE 
  key_id = '351ac5cb0662f023509557159cbb20faca8019f2f29b8353584eb273e33d279e' 
  AND (
    token = 'gP4iS7Ad8KwlcD5RmW8cUnfCYU4zTieYZaEKkz2Xc9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )