UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O5jJI28eD72uEwTSPEckX3PFxITJyMWPQ1w2rm7wjGo=' 
WHERE 
  key_id = 'b21db9d9a640cc71cc0e8a8007e229e8902b1639c757d518d1b7999d61e00c94' 
  AND (
    token = 'O5jJI28eD72uEwTSPEckX3PFxITJyMWPQ1w2rm7wjGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )