UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RDGwW9gUatR36yn3Py2yMe2ZvaUJRHzUQ8fjy1ybqcU=' 
WHERE 
  key_id = '5046c410bb0f4b3fda5dfd18ecc0287d94b9d8d05eff5665cfbcf6eb7c56fbf9' 
  AND (
    token = 'RDGwW9gUatR36yn3Py2yMe2ZvaUJRHzUQ8fjy1ybqcU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )