UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MivxSck/SjewSI/fJ5cIpoczTx/Nz8M8avB061DKg/o=' 
WHERE 
  key_id = '372d142f687e2fa5e40618ab3e1841ff53d32ba29edcf2d40099583f6aa0d72a' 
  AND (
    token = 'MivxSck/SjewSI/fJ5cIpoczTx/Nz8M8avB061DKg/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021