UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lUT5gFtMIw4YV3HNVbQf6cjozgo6Dp9lwv1WnGGoPF4=' 
WHERE 
  key_id = '6c595c27fda1f8850e7ddd08028a5ac739e06659ae72049877166656246c133a' 
  AND (
    token = 'lUT5gFtMIw4YV3HNVbQf6cjozgo6Dp9lwv1WnGGoPF4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )