UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tPDry46qQLsw/RFzXgetDfRa3+dlJRdHOXwNBIc6omU=' 
WHERE 
  key_id = '51bd0c4dcdc8135c2687a85208247938ac5411a701f54fad8758b32cdf55db0f' 
  AND (
    token = 'tPDry46qQLsw/RFzXgetDfRa3+dlJRdHOXwNBIc6omU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )