UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L0ycd3mLQnWLTeRDf4Nw//DsC6LZmmotdv7w14txqKc=' 
WHERE 
  key_id = 'f87e36278fac4095c1c5a5750be1afb609cb259def8ca06f7ba046697e2f84dd' 
  AND (
    token = 'L0ycd3mLQnWLTeRDf4Nw//DsC6LZmmotdv7w14txqKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )