UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MQoBW/jkIRBeoO3mGEsQsyEgt1/8Ow4Rebe3Ei+mNOo=' 
WHERE 
  key_id = '18ffa59d2aa6e9eb59c1deb1332ebc50b31b94dc98178aeafe0d0004873f7894' 
  AND (
    token = 'MQoBW/jkIRBeoO3mGEsQsyEgt1/8Ow4Rebe3Ei+mNOo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )