UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a1MTy2rOO4YEf/P7VyQMJTw1M+maLPjrg/mC5wSi484=' 
WHERE 
  key_id = 'c99e79a9a6f971e99e40279d1dd986532c2f12df5b627a648b1c941bb7d04014' 
  AND (
    token = 'a1MTy2rOO4YEf/P7VyQMJTw1M+maLPjrg/mC5wSi484=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )