UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rk2AYIbiioGW4VlllOqn70xmi2p4JjN0WO7uxeyteGs=' 
WHERE 
  key_id = '9684d16c0e9ab3b0061bb71e65a6e7050dbebcb29aa12cadafa37d2e4118df6f' 
  AND (
    token = 'rk2AYIbiioGW4VlllOqn70xmi2p4JjN0WO7uxeyteGs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )