UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YgEP2Wx225EfZ1KXibS671HuF+st8qhpe+bn3XIwOVA=' 
WHERE 
  key_id = 'a7ebd24eb4779d55628442f45de591a22d2cea546b464b1bc8d854a414ef644e' 
  AND (
    token = 'YgEP2Wx225EfZ1KXibS671HuF+st8qhpe+bn3XIwOVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023