UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M1wWZGrjUqpMA8pE5JNmq4Po88eo/qnLfcfJwcGErrk=' 
WHERE 
  key_id = 'fc4d92342fe314330d0b334349e8ddacf736547cdb1a764098f3d0793fd18534' 
  AND (
    token = 'M1wWZGrjUqpMA8pE5JNmq4Po88eo/qnLfcfJwcGErrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )