UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R2FSRICmGEXLpkdxn+ooCrKfvJdQ0jLq2/SsjrQYpew=' 
WHERE 
  key_id = 'dfa878277e8b90d135c0ced03fd8f8a05aaac7256c8c8ce4fd3ae734aeb5649f' 
  AND (
    token = 'R2FSRICmGEXLpkdxn+ooCrKfvJdQ0jLq2/SsjrQYpew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )