UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SRtE/l9iq+c9cIAYmvw45tkqyK3H0SGG3GGe9Id4Xa4=' 
WHERE 
  key_id = 'ae4fad4bc87240659aaad40c6a96df0d2d4570895fa2ba1d5854d802287db9b7' 
  AND (
    token = 'SRtE/l9iq+c9cIAYmvw45tkqyK3H0SGG3GGe9Id4Xa4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )