UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N45uKS67iXNn3eeoHIknEVdr1AjWREdMXPFCUGoq/qA=' 
WHERE 
  key_id = 'b251064bdbaee2a9576a4f52c3370f8b45bd77464eadc9ac277980a50b5cda8d' 
  AND (
    token = 'N45uKS67iXNn3eeoHIknEVdr1AjWREdMXPFCUGoq/qA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )