UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zSY5GphXpWul69g0kCPPRQ07EuEX7rRLOf7U6IRJEY0=' 
WHERE 
  key_id = '4e9501875e636e19ffa47782021c182d4c02f572b20ad582d0475acd9956ec4d' 
  AND (
    token = 'zSY5GphXpWul69g0kCPPRQ07EuEX7rRLOf7U6IRJEY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )