UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iuWE/CpyFYaE6uwEh1TP1cW1RTdmNGTLOzReF/KQUtY=' 
WHERE 
  key_id = '49d4a941fde334346bbf38fb01890d4d8e35fd5516f0f57c7e47d717a999140e' 
  AND (
    token = 'iuWE/CpyFYaE6uwEh1TP1cW1RTdmNGTLOzReF/KQUtY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )