UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6W2Xa3TJ4CbRr2aAWDPajZub4DpxuUwyy3xU4kaEj0I=' 
WHERE 
  key_id = '2c09a95a8efc9d4c3931ac66c2d3c07e1c7ab25bd62fbcb25037b4ec7af6051e' 
  AND (
    token = '6W2Xa3TJ4CbRr2aAWDPajZub4DpxuUwyy3xU4kaEj0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )