UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CtVPbcQRjCG0sVsAWoVBweq3ze35l/OQzDnv1cRJYxo=' 
WHERE 
  key_id = '52a0e38f97bafac4bf985bf392b183765c584cfabb2b5d55abe90fd8878edad9' 
  AND (
    token = 'CtVPbcQRjCG0sVsAWoVBweq3ze35l/OQzDnv1cRJYxo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )