UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cNJtEB6nymf1oeasgVZf20LUAVNSMPTayKyCTxktA2I=' 
WHERE 
  key_id = '55154bae7890824ec8d041b2096021ecc7fabe19b09732f24b0b48721b992516' 
  AND (
    token = 'cNJtEB6nymf1oeasgVZf20LUAVNSMPTayKyCTxktA2I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )