UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/n7ZvVUOgD7Ya7jYpdN6UDmXtDi0gV5kJNsf0n+Z48g=' 
WHERE 
  key_id = '42b990fd97da8c708f5e3390caa94e27412a98e75beb6c8439a863088c8102b7' 
  AND (
    token = '/n7ZvVUOgD7Ya7jYpdN6UDmXtDi0gV5kJNsf0n+Z48g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )