UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vayq7Dr0X8eEaxhMzpwC1n9eDLPBBTtN46PCjHXvzcc=' 
WHERE 
  key_id = '439ac2d03c14f6ecf947e0fb6c520260843ba5eeadc9769b5020876f2caf09b8' 
  AND (
    token = 'vayq7Dr0X8eEaxhMzpwC1n9eDLPBBTtN46PCjHXvzcc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )