UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DOexwdvI1nChSPgwzAWPPkW5ow1t+KMQHoYQFq5UtHs=' 
WHERE 
  key_id = '4c6dc8f3eb2fd64951f27397403526eb67d5ffafabd0f8f447541bf3e3fd0cc8' 
  AND (
    token = 'DOexwdvI1nChSPgwzAWPPkW5ow1t+KMQHoYQFq5UtHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )