UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wQ8KLQxqGofSPzyhJbGKwk1kl9BCcffMUo4xFN6ujkc=' 
WHERE 
  key_id = '45640b80e7105abf444f334873251dca940127c66941fea83d53f7bc0fa9f967' 
  AND (
    token = 'wQ8KLQxqGofSPzyhJbGKwk1kl9BCcffMUo4xFN6ujkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )