UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CGyvzgrgmwihTdpwkB7PsmFt51q5o3Cy5wftLrVYgmQ=' 
WHERE 
  key_id = 'b979e41ca9ba57c0730744ee3ed100ff44e54530ba1488574882540ec42611f5' 
  AND (
    token = 'CGyvzgrgmwihTdpwkB7PsmFt51q5o3Cy5wftLrVYgmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )