UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c6y9N5nRaeF1cxYpRUMEDT4BWKNG3d7JWSJAFzTBNE4=' 
WHERE 
  key_id = '97b1514297369023702145c59b52533aa9dc3d75262081b9b6d91739220e2281' 
  AND (
    token = 'c6y9N5nRaeF1cxYpRUMEDT4BWKNG3d7JWSJAFzTBNE4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )