UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tdgwqd8ATMZ0G3sm1s9xt8DYtbqb9sRSu8GfjOEsJaA=' 
WHERE 
  key_id = '7f23a0d6ac6c550df8fdf972f79e954feb35709a37580cc3b8b2ef3f0012d188' 
  AND (
    token = 'Tdgwqd8ATMZ0G3sm1s9xt8DYtbqb9sRSu8GfjOEsJaA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )