UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WuauPUc12LnU99HpPjnO+50zr4z7WUrd14MpovNPmBU=' 
WHERE 
  key_id = '46528518b1d4d1b90e1727562d2af1055f2c7a5f6dbe601e49c1c8944ad1be6b' 
  AND (
    token = 'WuauPUc12LnU99HpPjnO+50zr4z7WUrd14MpovNPmBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )