UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'RPaGOV7ytUU8Ri0czU/dt4+iZpJge20tsB5DV0vJYq4=' 
WHERE 
  key_id = '57af45c4c1dbbeaf276f14ff4bbccb6a1e9327a9ea4494e2e7fc3e4e5384b1b4' 
  AND (
    token = 'RPaGOV7ytUU8Ri0czU/dt4+iZpJge20tsB5DV0vJYq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )