UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MYp/zwh57KEpT0BGRdFD4yXmZJxkokCy8990rpEykJ0=' 
WHERE 
  key_id = '6386648ab0d1e29b434f207bf010e5411e3f14c880cfe6f52fe665b123471553' 
  AND (
    token = 'MYp/zwh57KEpT0BGRdFD4yXmZJxkokCy8990rpEykJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )