UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zR2imVatBS4W0TnZPp9Thl+eqnKzPl2s1RahAkKvKCI=' 
WHERE 
  key_id = 'be566de5fd0dcbe93b496523fc4b3789d3a65bb2f54fbcbd78d0411eab56bbdc' 
  AND (
    token = 'zR2imVatBS4W0TnZPp9Thl+eqnKzPl2s1RahAkKvKCI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )