UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GurrAqE0LLK7Ocrlk2qa3ODLldwz3lDXvqv/xFacCnE=' 
WHERE 
  key_id = 'a8a7796289eb843475a36eeb4d5ffd2c5c593b0bf721055308d687e5c1eca25c' 
  AND (
    token = 'GurrAqE0LLK7Ocrlk2qa3ODLldwz3lDXvqv/xFacCnE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )