UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8sj3AhAOJ40NtzO+DBr7H7Bj/ZYWyd3vAWDSapPRhDM=' 
WHERE 
  key_id = 'd0948a1189307b65407107f05315cfcd7aa0db2faccfc436408367e31c0867be' 
  AND (
    token = '8sj3AhAOJ40NtzO+DBr7H7Bj/ZYWyd3vAWDSapPRhDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )