UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qi68jng/zvaQz5hARlsksMybUja5Jl/trlm66ix8JVU=' 
WHERE 
  key_id = '786b2a46db4d2152e11a503fea92ce0cc381f655d15a0f98cb2acbdc4d439f1c' 
  AND (
    token = 'qi68jng/zvaQz5hARlsksMybUja5Jl/trlm66ix8JVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )