UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L7rWYXYZuVns+iInXmtWXQ5O8bHlApiHkrv0sAJFRBg=' 
WHERE 
  key_id = '5ad34ee0fede0aa2df93c3f2b6e3ca53b765385d1656b3500c59c863cec4b0d9' 
  AND (
    token = 'L7rWYXYZuVns+iInXmtWXQ5O8bHlApiHkrv0sAJFRBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )