UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sm0E42fysYxQK3er1QSIjbLY8ZYlkmsA2B9XPML3/Ss=' 
WHERE 
  key_id = '76f034e741fa608271a37d837da328ed78e57d741ab9cc972fce89a9b80b736a' 
  AND (
    token = 'Sm0E42fysYxQK3er1QSIjbLY8ZYlkmsA2B9XPML3/Ss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )