UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nZv5/R9uZbtio1G8tXmypPZ+DPGL28ct5pCn1lyTwuA=' 
WHERE 
  key_id = '4978f04eff06de973350e27e9821b23042a1577c620430407fc944585a3911df' 
  AND (
    token = 'nZv5/R9uZbtio1G8tXmypPZ+DPGL28ct5pCn1lyTwuA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )