UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VkwqnFQ5fVudLLMmUPdOSnz1uLjCWG+AnsYRB14eZrY=' 
WHERE 
  key_id = '48656d5d91542a119e713cf594f75e76eed77be02e6a015834af39296db291f2' 
  AND (
    token = 'VkwqnFQ5fVudLLMmUPdOSnz1uLjCWG+AnsYRB14eZrY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )