UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xRprLxfIR5RUVEsJ0A8zdFsB5R+CUJuM1wgU0eSWpJE=' 
WHERE 
  key_id = 'c6ecf47a7e7623cb78d8fc28819c5d198a11aed9f62026824a37388df742f68b' 
  AND (
    token = 'xRprLxfIR5RUVEsJ0A8zdFsB5R+CUJuM1wgU0eSWpJE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023