UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mRXbYVWssCcYKEaIKGYsflUOTTDGSrAQJTCnXCoy0Tk=' 
WHERE 
  key_id = 'c1e40f3a1057a471b104d432ed2e3d37148c612aca4afb103c24a4a92e3016af' 
  AND (
    token = 'mRXbYVWssCcYKEaIKGYsflUOTTDGSrAQJTCnXCoy0Tk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )