UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '16ClIXfzIE78vV7CUKnEvCWVV/1YtsSwCvF1U7fiWV4=' 
WHERE 
  key_id = '3b918f2d81425bb9a274c7859fff6387a901b6b8a0dac0c3ad6300eedbbfce52' 
  AND (
    token = '16ClIXfzIE78vV7CUKnEvCWVV/1YtsSwCvF1U7fiWV4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )