UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O1uEy+j4HTXh6/Z6k+OO9Yuiorm5/txt3uSOELsZw8E=' 
WHERE 
  key_id = '849848f3c59225216af146341b449460b17201a2c081f165e2cf8e65143a74e6' 
  AND (
    token = 'O1uEy+j4HTXh6/Z6k+OO9Yuiorm5/txt3uSOELsZw8E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )