UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D6f4FfK9z3oG5UJwhEj8EJEYJRpEEH+knJdxMWh2K4c=' 
WHERE 
  key_id = '555c82c103850ca1a579cf797993368e0b524016534b3d1598c3988e56889b57' 
  AND (
    token = 'D6f4FfK9z3oG5UJwhEj8EJEYJRpEEH+knJdxMWh2K4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )