UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a5690McJaya/AIkNIhUj4vM2hg1/eywyHH4luWQGal4=' 
WHERE 
  key_id = 'c86817e36f9671549128183e3961e573ff8c370c45a8da3af5304e2ec299ed10' 
  AND (
    token = 'a5690McJaya/AIkNIhUj4vM2hg1/eywyHH4luWQGal4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )