UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BEmixFgXHTYnodXJElYMn9C1U1alWfaHSaMQRFWfA1w=' 
WHERE 
  key_id = '61e763421330d64f1440f85faa34c5a14210bade9a3d6425a6ea46fba5205cc4' 
  AND (
    token = 'BEmixFgXHTYnodXJElYMn9C1U1alWfaHSaMQRFWfA1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035