UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rtUVDUMMlyI0jcZxiOwc2vEjfAgKb7Wxp7lAr4r8xuE=' 
WHERE 
  key_id = '537720619c7c78d350f1307cedee2a3755c1e2d0e8a1710c39299cd1fec87748' 
  AND (
    token = 'rtUVDUMMlyI0jcZxiOwc2vEjfAgKb7Wxp7lAr4r8xuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )