UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+8hMkBPHIB6ldopcg1zXywHUvHo5CqGs26e9EmIBUI=' 
WHERE 
  key_id = '735cb7beda969adf7da4e15a592b1708f52417a932dc652155f125f5bef3d520' 
  AND (
    token = 'U+8hMkBPHIB6ldopcg1zXywHUvHo5CqGs26e9EmIBUI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )