UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rm4LjAe0c954k0W0onyVmumW9vOcmEKN43UuQbIIt+c=' 
WHERE 
  key_id = '1a4e7c14cb87eb2deaf9528952fa7f77805329500401d027e1ae1196bde595d3' 
  AND (
    token = 'Rm4LjAe0c954k0W0onyVmumW9vOcmEKN43UuQbIIt+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )