UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zexeC++Lvwq+qiS4OhLnp+1rnIhsNd2+rK8bMoB+Qek=' 
WHERE 
  key_id = '122ea17eac6d4ce2d788bd2ed288a4a65bad522abdaec65689d8067aa4597dc9' 
  AND (
    token = 'zexeC++Lvwq+qiS4OhLnp+1rnIhsNd2+rK8bMoB+Qek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )