UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ic6Mez+8MjAlqAYVKQwScKkLHi5v/qQObs/+rbLGYkQ=' 
WHERE 
  key_id = '3b21a98c923e8f60995645367b1e85e928d70d1e60f7a32e20595e33835323fd' 
  AND (
    token = 'Ic6Mez+8MjAlqAYVKQwScKkLHi5v/qQObs/+rbLGYkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )