UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WUDzNwNnfTGLbrqaLv5PTrli0233h9jjIgKSL/m5l6k=' 
WHERE 
  key_id = '36d4c912d66d72f4dd5f90162a085df8e1d5453476a096ca4c60c1eab2d87cc4' 
  AND (
    token = 'WUDzNwNnfTGLbrqaLv5PTrli0233h9jjIgKSL/m5l6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )