UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QEmacYCvFczrMe5f0I6BpEI4GTWwrx9RHxeWrVS+lTo=' 
WHERE 
  key_id = '15327961a699ff05087f8727ec3f0ba1e7927915733319d699d37e7807b748bf' 
  AND (
    token = 'QEmacYCvFczrMe5f0I6BpEI4GTWwrx9RHxeWrVS+lTo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )