UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lk6HQNXeQ5FX/66PywIPpfLDLcr0F4XJPru1Fq8wzVk=' 
WHERE 
  key_id = '46a6f5eb295550cf4d501e5b45a9ab3ceacd7a85a913e67e244a1f4864019ef3' 
  AND (
    token = 'lk6HQNXeQ5FX/66PywIPpfLDLcr0F4XJPru1Fq8wzVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )