UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DsWdgtnxIitOc7xpGNhKzbCBUuhXgutuEwaRM/SIJAg=' 
WHERE 
  key_id = 'be282a7901c30b61d87229cc47f5981b36b598686f7f0a939a43dbe81214784a' 
  AND (
    token = 'DsWdgtnxIitOc7xpGNhKzbCBUuhXgutuEwaRM/SIJAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )