UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M6o+nAc/dyJUVWsK0n7PtNWbr3npFsviDDOBahuIkt0=' 
WHERE 
  key_id = 'c38b528470f68a991087cdaa7867ef5acdab44134805fd48c9a90255832297cf' 
  AND (
    token = 'M6o+nAc/dyJUVWsK0n7PtNWbr3npFsviDDOBahuIkt0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )