UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4WJR3lzzVQsJRWWoqM6KhYpkQWJxukrfpfRwtI2dmTE=' 
WHERE 
  key_id = '15067e8d943839839f523e4bc8f19bda9ef084fcb118041bf92704d380ede3d7' 
  AND (
    token = '4WJR3lzzVQsJRWWoqM6KhYpkQWJxukrfpfRwtI2dmTE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )