UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uc5mVL+6gBuB6aj1+jH929iBhAovytS6KfjccLIjyTQ=' 
WHERE 
  key_id = '6f1605fd73c507b071500a298b79f648c10cb047ada95b49e1e2016ca7107e3c' 
  AND (
    token = 'uc5mVL+6gBuB6aj1+jH929iBhAovytS6KfjccLIjyTQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )