UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ua4LDvXW2mJTVeaEIzXLJ2IL4Rw5ghRLPdCXqZKO6O8=' 
WHERE 
  key_id = 'fe31484f37a472a36a4e542e1645691e67885feb319285d0b210159caf0462b1' 
  AND (
    token = 'Ua4LDvXW2mJTVeaEIzXLJ2IL4Rw5ghRLPdCXqZKO6O8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )