UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RBT4zTqThSYzj15FdS8iDJPDiaLY2iFQK8nLKY+RfYA=' 
WHERE 
  key_id = 'ea37e045b26a65b6d508348d7b2632b95649ee8f9e1267232c5eb567a444db80' 
  AND (
    token = 'RBT4zTqThSYzj15FdS8iDJPDiaLY2iFQK8nLKY+RfYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )