UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ekVMtb6TrAEli1kTxAcfYJAOLHmRM1vZ2LQXs8sccbs=' 
WHERE 
  key_id = '4c83e5b2c17a5c2238a751750576d6453e2cbab000aabdf0c09fb11ca3759684' 
  AND (
    token = 'ekVMtb6TrAEli1kTxAcfYJAOLHmRM1vZ2LQXs8sccbs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )