UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PzuFzcAbDmjZ2uuxv3116+yd0A2rWVbk6TkumBrKi1M=' 
WHERE 
  key_id = '6eb37819134cbfe6460cbd73201708001661019a091c6f40eb04e4083e2e6f06' 
  AND (
    token = 'PzuFzcAbDmjZ2uuxv3116+yd0A2rWVbk6TkumBrKi1M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )