UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gP3zvU+KeT0VQAXAg7PT3NN0DL2RoISvQOrM75vuiv8=' 
WHERE 
  key_id = '04bce01caa1a9bfc083d590a3d191c9a14ffb45ae01de9dc69cc2ca148d8e5a5' 
  AND (
    token = 'gP3zvU+KeT0VQAXAg7PT3NN0DL2RoISvQOrM75vuiv8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039