UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bJ18g55eYQIrTWTIAGiN5J6mLWXIxKSikb+OGKVPFiI=' 
WHERE 
  key_id = '6b2ef96644d7d6df01571e57cd9c56c0afe1a39630b584eacc5c5f26e833428c' 
  AND (
    token = 'bJ18g55eYQIrTWTIAGiN5J6mLWXIxKSikb+OGKVPFiI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )