UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OUs2LTyW2VxaSmSrXB/d1MSsfrvVaAExStFmANAXXfg=' 
WHERE 
  key_id = '3c20a74254af806050ea565290009e4b1abb1759898a72269e9a2c7fd43e71d8' 
  AND (
    token = 'OUs2LTyW2VxaSmSrXB/d1MSsfrvVaAExStFmANAXXfg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )