UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yr3jUsgVbE2kNVc0ewvjI2thpEb0yn5oDFLRur02T3Y=' 
WHERE 
  key_id = '3773ad10f63aa9ffc6d86c865bae084aea204b18adad10de649c4abbd178401f' 
  AND (
    token = 'yr3jUsgVbE2kNVc0ewvjI2thpEb0yn5oDFLRur02T3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )