UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KUVaUkugWHzjvnOPeU2hknrbpKmAl+jgTvqYbsB+b74=' 
WHERE 
  key_id = '3c1e4759884b51a81e626f266fd0cf3bc825d14b60785253038fa0e0bc225a19' 
  AND (
    token = 'KUVaUkugWHzjvnOPeU2hknrbpKmAl+jgTvqYbsB+b74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )