UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1sb16erZUX3oFvhMhuyWwTLecPjselmBSIhqTnmWg/A=' 
WHERE 
  key_id = 'bcaa4d156e4be63ca440eac0f7b1d8e7c06d9f30b36662f2b5e6a2d76d9b1d9f' 
  AND (
    token = '1sb16erZUX3oFvhMhuyWwTLecPjselmBSIhqTnmWg/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )