UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Co5K4HDr5fTy2RlviBfl4mLLaRyC2iXntHv+jO0tYGU=' 
WHERE 
  key_id = '793ea0893c74fd5a245947d13692029a39b8f8140b02db8ef517d3679fb0eb37' 
  AND (
    token = 'Co5K4HDr5fTy2RlviBfl4mLLaRyC2iXntHv+jO0tYGU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )