UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MG3P2lConb8VkYPI7lLVNxBE7TkLYfgevFsltDdSRhM=' 
WHERE 
  key_id = '3aec96f1f8725969e2b43fcdaa5b26adee244a1fcd2f5e5c6c6f43af6b219fbb' 
  AND (
    token = 'MG3P2lConb8VkYPI7lLVNxBE7TkLYfgevFsltDdSRhM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )