UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CYFMf4DebVRACoUxMOQAI/JaVNxMmsfzAccI0b1pkGY=' 
WHERE 
  key_id = 'e2a56e836d7dc6f3aad3e87e4ed5ce861460092e6217d17384c36e697b02948d' 
  AND (
    token = 'CYFMf4DebVRACoUxMOQAI/JaVNxMmsfzAccI0b1pkGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )