UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ElpZbUwXxTuIvYpAN+fNhUOIy5VyP5oSESv/krI3CPQ=' 
WHERE 
  key_id = 'd8f52d3b3a036f267be85220781647087ca3aed603b45ce205db3dbfe0ffa83e' 
  AND (
    token = 'ElpZbUwXxTuIvYpAN+fNhUOIy5VyP5oSESv/krI3CPQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )