UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gurCn3FWL/1F+2dvOR2viNRHgxNRsB5T1ukeRA2rlhc=' 
WHERE 
  key_id = 'e6f6be6cbac85de162b2beb2e690dc2e7171cbe708b8332775bbd735e5c586fb' 
  AND (
    token = 'gurCn3FWL/1F+2dvOR2viNRHgxNRsB5T1ukeRA2rlhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )