UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E/HgdJjM0KdMCdILLvgIRfpkXDqGFx9sHXV5vR/mvtc=' 
WHERE 
  key_id = '41657b6ed43c3bf4612e82866348e51d20e4e8f07e7e316ab8b47dbe4c8222d7' 
  AND (
    token = 'E/HgdJjM0KdMCdILLvgIRfpkXDqGFx9sHXV5vR/mvtc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )