UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nykXNFyBTv8UuHutECoTUhMoGEaQR5Q9slZ1L2iYhR0=' 
WHERE 
  key_id = '4b6941a4bb1a748f940e31dccbe0be2c56bdd9a64521b5d86b63f8f0cc9fd5a5' 
  AND (
    token = 'nykXNFyBTv8UuHutECoTUhMoGEaQR5Q9slZ1L2iYhR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )