UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fQoId2a37PFTI8oUNSOuzGDPekDrQj7XJmUb/RpVtiY=' 
WHERE 
  key_id = 'e487d1e8623798c86dffd9770fb3fb0740e7005e7230e79df093ad8428fc04a7' 
  AND (
    token = 'fQoId2a37PFTI8oUNSOuzGDPekDrQj7XJmUb/RpVtiY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031