UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kRwSbKOlcK/cR8SPZ514eSNmqsUTC6/ETuTdFGrThW0=' 
WHERE 
  key_id = '5271392624d8443f628484ec22456bda974577c4bc343999d2eb4c082c4b58b0' 
  AND (
    token = 'kRwSbKOlcK/cR8SPZ514eSNmqsUTC6/ETuTdFGrThW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )