UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IXlmE6OF17fO94llXYGLAtemOlNo1qyzs6PEqoMIJ5g=' 
WHERE 
  key_id = 'c7dfc6ecad23b0f32acf5db563df81eb74682ec6ac3d57891069a274ee8bf327' 
  AND (
    token = 'IXlmE6OF17fO94llXYGLAtemOlNo1qyzs6PEqoMIJ5g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )