UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zxvcFuAYk9KE0fxNU3CtNSz8O449OODPpctxNduHUm0=' 
WHERE 
  key_id = '40b4775cb83fd751a382f7096432842f68239510fe897d356250b861cca1485d' 
  AND (
    token = 'zxvcFuAYk9KE0fxNU3CtNSz8O449OODPpctxNduHUm0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )