UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CvmM/KO84atT8Mn2169Tsldh0wF3EibJJ72e57jP3xY=' 
WHERE 
  key_id = '039bf5e710883c5aeb269a3d0c2b97259a15ebf87fbd335bb819f0c9035decd5' 
  AND (
    token = 'CvmM/KO84atT8Mn2169Tsldh0wF3EibJJ72e57jP3xY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )