UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KCNF2vJyYBwZ7qgJu70MNIjYfPmhOUZijWNQN4og5ts=' 
WHERE 
  key_id = '6740640b12dffa1fdc63a2fea7842c32f6e654425ba6f962cc7e0b808d6f2cc0' 
  AND (
    token = 'KCNF2vJyYBwZ7qgJu70MNIjYfPmhOUZijWNQN4og5ts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )