UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VxS5GK7cJp49N1NlHkieTBLapnhaQ3PMTac9T3a0WCU=' 
WHERE 
  key_id = '4a5a54f55f807509ed3338dc7f4280b80ee98c95e9a41b34174c1d945f17a969' 
  AND (
    token = 'VxS5GK7cJp49N1NlHkieTBLapnhaQ3PMTac9T3a0WCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )