UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'giAEDDC2+dz2qeuVn5vDURvjrc7LO4+hWgB3n1V74YA=' 
WHERE 
  key_id = '993b89b876e4f6de523b7218f848f028ac8ae082357645f3fa358a5415c68cc9' 
  AND (
    token = 'giAEDDC2+dz2qeuVn5vDURvjrc7LO4+hWgB3n1V74YA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )