UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6tJx3/fCAK5j6I4AbClz2GZr63cmjzC/NW76V7H3Rw=' 
WHERE 
  key_id = '4d93d62ff4a1a8de5bc291e27c2bd4e6f48469a2cffc9679f33647af4d7faaa4' 
  AND (
    token = 'R6tJx3/fCAK5j6I4AbClz2GZr63cmjzC/NW76V7H3Rw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )