UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't3P8slchyztDa7MtWJ8G6dB8euXxdMB0QBy8jrn7TPM=' 
WHERE 
  key_id = 'ca41a652e21afd1cf964dd2ea637e5cafcbaecf19ef9786fd874dcfd792d2534' 
  AND (
    token = 't3P8slchyztDa7MtWJ8G6dB8euXxdMB0QBy8jrn7TPM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027