UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DwFTCnciZA1gVdjhd8OPcxrsU9LDrwLhkFVV8s0A1ys=' 
WHERE 
  key_id = 'c1d1af0150f206467a564ed612b95fb836246ab03def300518b2e372988c2f79' 
  AND (
    token = 'DwFTCnciZA1gVdjhd8OPcxrsU9LDrwLhkFVV8s0A1ys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )