UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f4NH4LwUYW4tmjnM8+Dt4BuilQvXr0JJm4mkohfvb44=' 
WHERE 
  key_id = '0053138aa2427a2e2ff0411b2c2efaded5ac91c1c68e61c09f893dae925bf4d6' 
  AND (
    token = 'f4NH4LwUYW4tmjnM8+Dt4BuilQvXr0JJm4mkohfvb44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00047