UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'JfWEfSB7arTsg2Y1XVP5EiaWTLibm4BUmTDTDkUg6MA=' 
WHERE 
  key_id = '409a22a391d3410a886ad320869b11acff7b63e28eeef8e3f226dbe27ba856fc' 
  AND (
    token = 'JfWEfSB7arTsg2Y1XVP5EiaWTLibm4BUmTDTDkUg6MA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )