UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I3Kh1rA2M84lJIP1Wsa5zATs0uliiLOKrE3qTtRb/SE=' 
WHERE 
  key_id = '49dc0bde7b7791d65756295e92f4e05e0a24ecbc31c2c03c7ca432f61319b4d7' 
  AND (
    token = 'I3Kh1rA2M84lJIP1Wsa5zATs0uliiLOKrE3qTtRb/SE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )