UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qcxZFy69DbfW/Yfy535uYBAtSB4kK4rdvXbEIUZcWnY=' 
WHERE 
  key_id = '79564ef5938d8bdfa8aa4e170f0acb041affaa63223e395a983d99d3b5b43029' 
  AND (
    token = 'qcxZFy69DbfW/Yfy535uYBAtSB4kK4rdvXbEIUZcWnY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )