UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BYTALDginGl+NFp5W/XClvde9lTck89HLs2g1m6dtuc=' 
WHERE 
  key_id = '91d7ca54a5a0327ecc2b6088b114ba697168928fdf2f8a252fae804d8193e939' 
  AND (
    token = 'BYTALDginGl+NFp5W/XClvde9lTck89HLs2g1m6dtuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )