UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '71b3RjitjNWkMRngFDJbdwDZSQ7xBezMm/Yi/FSUSMM=' 
WHERE 
  key_id = '38da3a07a841db387881821f39ea9b3e735ae6e9fa9d0428bcf4bba952c6c8a9' 
  AND (
    token = '71b3RjitjNWkMRngFDJbdwDZSQ7xBezMm/Yi/FSUSMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035