UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bCTx5k+s+L/VHlbWQzkOmEPWieqQB7tHsjEp6HOtk90=' 
WHERE 
  key_id = '1d1a19daef56b2c4285cd4f238d9178d499d9dcfbf8283356f3ef4fb4bb4f63e' 
  AND (
    token = 'bCTx5k+s+L/VHlbWQzkOmEPWieqQB7tHsjEp6HOtk90=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021