UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't7iqSIpSUlW7Ihwf51eG1dkOvp7kI7p9HTbNLlLyzZc=' 
WHERE 
  key_id = '6749736775458c04a45a393f12124fee2c6ea42e4f74bc1117260ebed2e22c62' 
  AND (
    token = 't7iqSIpSUlW7Ihwf51eG1dkOvp7kI7p9HTbNLlLyzZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )