UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cf3jKMqvTt2X1xtULiHMqDm/pOsFFIEeIyjPlrovB68=' 
WHERE 
  key_id = '70db1ddd7996c740875b2fa37ab10e784b362926efcab63e0d64c3406017ff42' 
  AND (
    token = 'cf3jKMqvTt2X1xtULiHMqDm/pOsFFIEeIyjPlrovB68=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )