UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rw4a94JHqLkSnWzjJmh9geNdSMqjVStjcCZRl7ajY8M=' 
WHERE 
  key_id = '8db32f46e35a2e4121d99608cc943d466c2a69fefe49f53e1d832703e36e7e4e' 
  AND (
    token = 'Rw4a94JHqLkSnWzjJmh9geNdSMqjVStjcCZRl7ajY8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )