UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u5wpclnV8OJlvJ3ZvMCJK/+1my+iWFidVDMHzRV/jFw=' 
WHERE 
  key_id = 'ea0e8cc2eb8bea10394d7e41866e41ac8581230c16f0aba3662676e244038553' 
  AND (
    token = 'u5wpclnV8OJlvJ3ZvMCJK/+1my+iWFidVDMHzRV/jFw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )