UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AhGv+X0a0m2HNq5LOezefgi4eYnGbroKtWlqSULvSjQ=' 
WHERE 
  key_id = 'f554dad3236cf7edce96bfcce8dcdd8a64e10fa4df4003c86dcd3339df4ee19c' 
  AND (
    token = 'AhGv+X0a0m2HNq5LOezefgi4eYnGbroKtWlqSULvSjQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00075