UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PyORKtAEykACaLpN9KmcI+0exo1J8qDvFPKhZLGnBYA=' 
WHERE 
  key_id = '15d8c858a0aaf005272ea925c5905136a2cccc227651ee94063c79ee12bc0ba7' 
  AND (
    token = 'PyORKtAEykACaLpN9KmcI+0exo1J8qDvFPKhZLGnBYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )