UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QkgJS6mLR1fTU7SUmAm5uc+xdl+462RcTHiZpiIwQ3U=' 
WHERE 
  key_id = '6d77cf8b30c942a973b0b2c13bfc84d07d0aa6b837349c0185445874d0e06b77' 
  AND (
    token = 'QkgJS6mLR1fTU7SUmAm5uc+xdl+462RcTHiZpiIwQ3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )