UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9B1jOTpaMn46rwoP3trvzhpmfxKd0qwLx0bpulM0F9o=' 
WHERE 
  key_id = '7e3073f67eaf45fd005d597c680e232aab0e08252252320e037a0a6cee20a6ed' 
  AND (
    token = '9B1jOTpaMn46rwoP3trvzhpmfxKd0qwLx0bpulM0F9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )