UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L4PbmqByGTp11EziEdo93WbHVNa2jnncrqfMCvicbRk=' 
WHERE 
  key_id = '7d4cfccd04719585ede176745a75a1b197f9049f0e47d962c8823bd01b11b660' 
  AND (
    token = 'L4PbmqByGTp11EziEdo93WbHVNa2jnncrqfMCvicbRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )