UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VzAFKEwZXXNoLcChPwvCkA1xwPSBWDYpLPNKaHLrdQs=' 
WHERE 
  key_id = '2d6835b5838aa8811d04ba933f4751813f898cf062712d85ac685223e53022fc' 
  AND (
    token = 'VzAFKEwZXXNoLcChPwvCkA1xwPSBWDYpLPNKaHLrdQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )