UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+hAyZhEilBRri+/biDVKYcGimtnVq5yF6RFcK76vC5M=' 
WHERE 
  key_id = '12da33352d8bffb8fad222b4be886e426387dd6b136d93dc5529c462cdd6dc49' 
  AND (
    token = '+hAyZhEilBRri+/biDVKYcGimtnVq5yF6RFcK76vC5M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )